diff --git a/server/order/internal/logic/createorderlogic.go b/server/order/internal/logic/createorderlogic.go
index 64323b9e..0c5d0c61 100644
--- a/server/order/internal/logic/createorderlogic.go
+++ b/server/order/internal/logic/createorderlogic.go
@@ -46,19 +46,16 @@ func (l *CreateOrderLogic) CreateOrder(req *types.CreateOrderReq, userinfo *auth
 		return resp.SetStatus(basic.CodeUnAuth)
 	}
 
-	var lockKey string
 	for _, v := range req.CartIds {
-		var vStr = strconv.Itoa(int(v))
-		lockKey = lockKey + "|" + vStr
-	}
-	// 分布式锁--防止重复下单
-	_, ok1 := lockMap.Load(lockKey) //获取锁
-
-	if ok1 {
-		return resp.SetStatusWithMessage(basic.CodeErrOrder, "create order failed, cannot place duplicate order")
-	} else {
-		lockMap.Store(lockKey, true)  //加锁
-		defer lockMap.Delete(lockKey) //释放锁
+		var lockKey = strconv.Itoa(int(v))
+		// 分布式锁--防止重复下单
+		_, ok1 := lockMap.Load(lockKey) //获取锁
+		if ok1 {
+			return resp.SetStatusWithMessage(basic.CodeErrOrder, "create order failed, cannot place duplicate order")
+		} else {
+			lockMap.Store(lockKey, true)  //加锁
+			defer lockMap.Delete(lockKey) //释放锁
+		}
 	}
 
 	tPlus60Days := time.Now().AddDate(0, 0, 60).UTC()