diff --git a/xdclass-common/src/main/java/net/jieyuu/enums/StockTaskStateEnum.java b/xdclass-common/src/main/java/net/jieyuu/enums/StockTaskStateEnum.java
new file mode 100644
index 0000000..529694f
--- /dev/null
+++ b/xdclass-common/src/main/java/net/jieyuu/enums/StockTaskStateEnum.java
@@ -0,0 +1,17 @@
+package net.jieyuu.enums;
+
+public enum StockTaskStateEnum {
+    /**
+     * 锁定
+     */
+    LOCK,
+    /**
+     * 完成
+     */
+    FINISHED,
+    /**
+     * 取消
+     */
+    CANCEL;
+
+}
diff --git a/xdclass-coupon-service/src/main/java/net/jieyuu/controller/CouponRecordController.java b/xdclass-coupon-service/src/main/java/net/jieyuu/controller/CouponRecordController.java
index de7be52..9bbd259 100644
--- a/xdclass-coupon-service/src/main/java/net/jieyuu/controller/CouponRecordController.java
+++ b/xdclass-coupon-service/src/main/java/net/jieyuu/controller/CouponRecordController.java
@@ -4,6 +4,7 @@ package net.jieyuu.controller;
 import io.swagger.annotations.ApiOperation;
 import io.swagger.annotations.ApiParam;
 import net.jieyuu.enums.BizCodeEnum;
+import net.jieyuu.request.LockCouponRecordRequest;
 import net.jieyuu.service.CouponRecordService;
 import net.jieyuu.utils.JsonData;
 import net.jieyuu.vo.CouponRecordVO;
@@ -47,5 +48,13 @@ public class CouponRecordController {
     }
 
 
+    @ApiOperation("RPC-锁定优惠券记录")
+    @PostMapping("lock_records")
+    public JsonData lockCouponRecords(@ApiParam("锁定优惠券请求对象") @RequestBody LockCouponRecordRequest request) {
+
+        JsonData jsonData = couponRecordService.lockCouponRecords(request);
+        return JsonData.buildSuccess();
+    }
+
 }
 
diff --git a/xdclass-coupon-service/src/main/java/net/jieyuu/mapper/CouponRecordMapper.java b/xdclass-coupon-service/src/main/java/net/jieyuu/mapper/CouponRecordMapper.java
index 80258fc..e774b34 100644
--- a/xdclass-coupon-service/src/main/java/net/jieyuu/mapper/CouponRecordMapper.java
+++ b/xdclass-coupon-service/src/main/java/net/jieyuu/mapper/CouponRecordMapper.java
@@ -2,10 +2,13 @@ package net.jieyuu.mapper;
 
 import net.jieyuu.model.CouponRecordDO;
 import com.baomidou.mybatisplus.core.mapper.BaseMapper;
+import org.apache.ibatis.annotations.Param;
+
+import java.util.List;
 
 /**
  * <p>
- *  Mapper 接口
+ * Mapper 接口
  * </p>
  *
  * @author jieyuu
@@ -13,4 +16,13 @@ import com.baomidou.mybatisplus.core.mapper.BaseMapper;
  */
 public interface CouponRecordMapper extends BaseMapper<CouponRecordDO> {
 
+    /**
+     * 批量更新优惠券使用记录
+     *
+     * @param id
+     * @param useState
+     * @param lockCouponRecordIds
+     * @return
+     */
+    int lockUseStateBatch(@Param("userId") Long id, @Param("useState")String useState, @Param("lockCouponRecordIds")List<Long> lockCouponRecordIds);
 }
diff --git a/xdclass-coupon-service/src/main/java/net/jieyuu/mapper/CouponTaskMapper.java b/xdclass-coupon-service/src/main/java/net/jieyuu/mapper/CouponTaskMapper.java
index b83ec7f..ffa4860 100644
--- a/xdclass-coupon-service/src/main/java/net/jieyuu/mapper/CouponTaskMapper.java
+++ b/xdclass-coupon-service/src/main/java/net/jieyuu/mapper/CouponTaskMapper.java
@@ -2,10 +2,13 @@ package net.jieyuu.mapper;
 
 import net.jieyuu.model.CouponTaskDO;
 import com.baomidou.mybatisplus.core.mapper.BaseMapper;
+import org.apache.ibatis.annotations.Param;
+
+import java.util.List;
 
 /**
  * <p>
- *  Mapper 接口
+ * Mapper 接口
  * </p>
  *
  * @author jieyuu
@@ -13,4 +16,11 @@ import com.baomidou.mybatisplus.core.mapper.BaseMapper;
  */
 public interface CouponTaskMapper extends BaseMapper<CouponTaskDO> {
 
+    /**
+     * 批量插入
+     *
+     * @param couponTaskDOList
+     * @return
+     */
+    int insertBatch(@Param("couponTaskList") List<CouponTaskDO> couponTaskDOList);
 }
diff --git a/xdclass-coupon-service/src/main/java/net/jieyuu/request/LockCouponRecordRequest.java b/xdclass-coupon-service/src/main/java/net/jieyuu/request/LockCouponRecordRequest.java
new file mode 100644
index 0000000..efbb580
--- /dev/null
+++ b/xdclass-coupon-service/src/main/java/net/jieyuu/request/LockCouponRecordRequest.java
@@ -0,0 +1,26 @@
+package net.jieyuu.request;
+
+
+import io.swagger.annotations.ApiModel;
+import io.swagger.annotations.ApiModelProperty;
+import lombok.Data;
+
+import java.util.List;
+
+@ApiModel(value = "优惠券锁定对象", description = "优惠券锁定对象")
+@Data
+public class LockCouponRecordRequest {
+
+    /**
+     * 优惠券记录id列表
+     */
+    @ApiModelProperty(value = "优惠券锁定数组", example = "[1,2,3]")
+    private List<Long> lockCouponRecordIds;
+
+    /**
+     * 订单号
+     */
+    @ApiModelProperty(value = "订单号", example = "32位uuid")
+    private String orderOutTradeNo;
+
+}
diff --git a/xdclass-coupon-service/src/main/java/net/jieyuu/service/CouponRecordService.java b/xdclass-coupon-service/src/main/java/net/jieyuu/service/CouponRecordService.java
index 21b275f..b7c3618 100644
--- a/xdclass-coupon-service/src/main/java/net/jieyuu/service/CouponRecordService.java
+++ b/xdclass-coupon-service/src/main/java/net/jieyuu/service/CouponRecordService.java
@@ -2,6 +2,8 @@ package net.jieyuu.service;
 
 import net.jieyuu.model.CouponRecordDO;
 import com.baomidou.mybatisplus.extension.service.IService;
+import net.jieyuu.request.LockCouponRecordRequest;
+import net.jieyuu.utils.JsonData;
 import net.jieyuu.vo.CouponRecordVO;
 
 import java.util.Map;
@@ -17,17 +19,26 @@ import java.util.Map;
 public interface CouponRecordService extends IService<CouponRecordDO> {
     /**
      * 分页查询领券记录
+     *
      * @param page
      * @param size
      * @return
      */
-    public Map<String, Object>page(int page, int size);
+    public Map<String, Object> page(int page, int size);
 
     /**
      * 根据id查询详情
+     *
      * @param recordId
      * @return
      */
     CouponRecordVO findById(long recordId);
 
+    /**
+     * 锁定优惠券
+     *
+     * @param recordRequest
+     * @return
+     */
+    JsonData lockCouponRecords(LockCouponRecordRequest recordRequest);
 }
diff --git a/xdclass-coupon-service/src/main/java/net/jieyuu/service/impl/CouponRecordServiceImpl.java b/xdclass-coupon-service/src/main/java/net/jieyuu/service/impl/CouponRecordServiceImpl.java
index 65fccc1..e51f5ea 100644
--- a/xdclass-coupon-service/src/main/java/net/jieyuu/service/impl/CouponRecordServiceImpl.java
+++ b/xdclass-coupon-service/src/main/java/net/jieyuu/service/impl/CouponRecordServiceImpl.java
@@ -3,18 +3,30 @@ package net.jieyuu.service.impl;
 import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
 import com.baomidou.mybatisplus.core.metadata.IPage;
 import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
+import lombok.extern.slf4j.Slf4j;
+import net.jieyuu.config.InterceptorConfig;
+import net.jieyuu.enums.BizCodeEnum;
+import net.jieyuu.enums.CouponStateEnum;
+import net.jieyuu.enums.StockTaskStateEnum;
+import net.jieyuu.exception.BizException;
 import net.jieyuu.interceptor.LoginInterceptor;
+import net.jieyuu.mapper.CouponTaskMapper;
 import net.jieyuu.model.CouponRecordDO;
 import net.jieyuu.mapper.CouponRecordMapper;
+import net.jieyuu.model.CouponTaskDO;
 import net.jieyuu.model.LoginUser;
+import net.jieyuu.request.LockCouponRecordRequest;
 import net.jieyuu.service.CouponRecordService;
 import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
+import net.jieyuu.utils.JsonData;
 import net.jieyuu.vo.CouponRecordVO;
 import org.springframework.beans.BeanUtils;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.stereotype.Service;
 
+import java.util.Date;
 import java.util.HashMap;
+import java.util.List;
 import java.util.Map;
 import java.util.stream.Collectors;
 
@@ -27,10 +39,13 @@ import java.util.stream.Collectors;
  * @since 2024-07-15
  */
 @Service
+@Slf4j
 public class CouponRecordServiceImpl extends ServiceImpl<CouponRecordMapper, CouponRecordDO> implements CouponRecordService {
 
     @Autowired
     private CouponRecordMapper couponRecordMapper;
+    @Autowired
+    private CouponTaskMapper couponTaskMapper;
 
     @Override
     public Map<String, Object> page(int page, int size) {
@@ -38,9 +53,7 @@ public class CouponRecordServiceImpl extends ServiceImpl<CouponRecordMapper, Cou
 
         Page<CouponRecordDO> pageInfo = new Page<>(page, size);
 
-        IPage<CouponRecordDO> couponDOIPage = couponRecordMapper.selectPage(pageInfo, new QueryWrapper<CouponRecordDO>()
-                .eq("user_id", loginUser.getId())
-                .orderByDesc("create_time"));
+        IPage<CouponRecordDO> couponDOIPage = couponRecordMapper.selectPage(pageInfo, new QueryWrapper<CouponRecordDO>().eq("user_id", loginUser.getId()).orderByDesc("create_time"));
 
         Map<String, Object> pageMap = new HashMap<>(3);
 
@@ -54,9 +67,7 @@ public class CouponRecordServiceImpl extends ServiceImpl<CouponRecordMapper, Cou
     @Override
     public CouponRecordVO findById(long recordId) {
         LoginUser loginUser = LoginInterceptor.threadLocal.get();
-        CouponRecordDO couponRecordDO = couponRecordMapper.selectOne(new QueryWrapper<CouponRecordDO>()
-                .eq("id", recordId)
-                .eq("user_id", loginUser.getId()));
+        CouponRecordDO couponRecordDO = couponRecordMapper.selectOne(new QueryWrapper<CouponRecordDO>().eq("id", recordId).eq("user_id", loginUser.getId()));
 
         if (couponRecordDO == null) {
             return null;
@@ -65,6 +76,49 @@ public class CouponRecordServiceImpl extends ServiceImpl<CouponRecordMapper, Cou
         return beanProcess(couponRecordDO);
     }
 
+    /**
+     * 锁定优惠券
+     * 1) 锁定优惠券信息
+     * 2) task表插入信息
+     * 3) 发送延迟消息
+     *
+     * @param recordRequest
+     * @return
+     */
+    @Override
+    public JsonData lockCouponRecords(LockCouponRecordRequest recordRequest) {
+        LoginUser loginUser = LoginInterceptor.threadLocal.get();
+
+        // 查询是否存在
+        String orderOutTradeNo = recordRequest.getOrderOutTradeNo();
+        List<Long> lockCouponRecordIds = recordRequest.getLockCouponRecordIds();
+
+        int updateRows = couponRecordMapper.lockUseStateBatch(loginUser.getId(), CouponStateEnum.USED.name(), lockCouponRecordIds);
+
+        List<CouponTaskDO> couponTaskDOList = lockCouponRecordIds.stream().map(obj -> {
+            CouponTaskDO couponTaskDO = new CouponTaskDO();
+
+            couponTaskDO.setOutTradeNo(orderOutTradeNo);
+            couponTaskDO.setCouponRecordId(obj);
+            couponTaskDO.setCreateTime(new Date());
+            couponTaskDO.setLockState(StockTaskStateEnum.LOCK.name());
+            return couponTaskDO;
+        }).collect(Collectors.toList());
+
+        int insertRows = couponTaskMapper.insertBatch(couponTaskDOList);
+        log.info("优惠券记录锁定updateRows={}", updateRows);
+        log.info("新增优惠券记录task insertRows={}", insertRows);
+
+        //mq延迟队列投递
+        if (insertRows == couponTaskDOList.size() && insertRows == updateRows) {
+            //发送延迟消息 TODO
+
+            return JsonData.buildSuccess();
+        } else {
+            throw new BizException(BizCodeEnum.COUPON_RECORD_LOCK_FAIL);
+        }
+    }
+
     private CouponRecordVO beanProcess(CouponRecordDO couponRecordDO) {
         CouponRecordVO couponRecordVO = new CouponRecordVO();
         BeanUtils.copyProperties(couponRecordDO, couponRecordVO);
diff --git a/xdclass-coupon-service/src/main/resources/mapper/CouponRecordMapper.xml b/xdclass-coupon-service/src/main/resources/mapper/CouponRecordMapper.xml
index 9c9e85e..9b6c233 100644
--- a/xdclass-coupon-service/src/main/resources/mapper/CouponRecordMapper.xml
+++ b/xdclass-coupon-service/src/main/resources/mapper/CouponRecordMapper.xml
@@ -4,23 +4,34 @@
 
     <!-- 通用查询映射结果 -->
     <resultMap id="BaseResultMap" type="net.jieyuu.model.CouponRecordDO">
-        <id column="id" property="id" />
-        <result column="coupon_id" property="couponId" />
-        <result column="create_time" property="createTime" />
-        <result column="use_state" property="useState" />
-        <result column="user_id" property="userId" />
-        <result column="user_name" property="userName" />
-        <result column="coupon_title" property="couponTitle" />
-        <result column="start_time" property="startTime" />
-        <result column="end_time" property="endTime" />
-        <result column="order_id" property="orderId" />
-        <result column="price" property="price" />
-        <result column="condition_price" property="conditionPrice" />
+        <id column="id" property="id"/>
+        <result column="coupon_id" property="couponId"/>
+        <result column="create_time" property="createTime"/>
+        <result column="use_state" property="useState"/>
+        <result column="user_id" property="userId"/>
+        <result column="user_name" property="userName"/>
+        <result column="coupon_title" property="couponTitle"/>
+        <result column="start_time" property="startTime"/>
+        <result column="end_time" property="endTime"/>
+        <result column="order_id" property="orderId"/>
+        <result column="price" property="price"/>
+        <result column="condition_price" property="conditionPrice"/>
     </resultMap>
 
     <!-- 通用查询结果列 -->
     <sql id="Base_Column_List">
-        id, coupon_id, create_time, use_state, user_id, user_name, coupon_title, start_time, end_time, order_id, price, condition_price
+        id
+        , coupon_id, create_time, use_state, user_id, user_name, coupon_title, start_time, end_time, order_id, price, condition_price
     </sql>
 
+    <!--    批量更新优惠券 -->
+    <update id="lockUseStateBatch">
+        update coupon_record
+        set use_state =#{useState} where user_id = #{userId} and use_state = 'NEW'
+        and id in
+        <foreach collection="lockCouponRecordIds"
+                 index="index" item="i" separator="," open="(" close=")">#{id}
+        </foreach>
+    </update>
+
 </mapper>
diff --git a/xdclass-coupon-service/src/main/resources/mapper/CouponTaskMapper.xml b/xdclass-coupon-service/src/main/resources/mapper/CouponTaskMapper.xml
index 8ad76b3..4759454 100644
--- a/xdclass-coupon-service/src/main/resources/mapper/CouponTaskMapper.xml
+++ b/xdclass-coupon-service/src/main/resources/mapper/CouponTaskMapper.xml
@@ -4,16 +4,37 @@
 
     <!-- 通用查询映射结果 -->
     <resultMap id="BaseResultMap" type="net.jieyuu.model.CouponTaskDO">
-        <id column="id" property="id" />
-        <result column="coupon_record_id" property="couponRecordId" />
-        <result column="create_time" property="createTime" />
-        <result column="out_trade_no" property="outTradeNo" />
-        <result column="lock_state" property="lockState" />
+        <id column="id" property="id"/>
+        <result column="coupon_record_id" property="couponRecordId"/>
+        <result column="create_time" property="createTime"/>
+        <result column="out_trade_no" property="outTradeNo"/>
+        <result column="lock_state" property="lockState"/>
     </resultMap>
 
     <!-- 通用查询结果列 -->
     <sql id="Base_Column_List">
-        id, coupon_record_id, create_time, out_trade_no, lock_state
+        id
+        , coupon_record_id, create_time, out_trade_no, lock_state
     </sql>
 
+    <!-- 通用查询结果列 -->
+    <sql id="Base_Column_List_NO_Id">
+        coupon_record_id
+        , create_time, out_trade_no, lock_state
+    </sql>
+
+    <!-- 批量插入 -->
+    <insert id="insertBatch" parameterType="java.util.List" useGeneratedKeys="true" keyProperty="id">
+        insert into coupon_task(<include refid="Base_Column_List_NO_Id"></include>)
+        values
+        <foreach collection="couponTaskList" item="item" index="index" separator=",">
+            (
+            #{item.couponRecordId},
+            #{item.createTime},
+            #{item.outTradeNo},
+            #{item.lockState}
+            )
+        </foreach>
+    </insert>
+
 </mapper>