diff --git a/server/order/internal/logic/createorderlogic.go b/server/order/internal/logic/createorderlogic.go
index 81beaddb..d462e99c 100644
--- a/server/order/internal/logic/createorderlogic.go
+++ b/server/order/internal/logic/createorderlogic.go
@@ -6,6 +6,7 @@ import (
 	"fusenapi/service/repositories"
 	"fusenapi/utils/auth"
 	"fusenapi/utils/basic"
+	"strconv"
 	"sync"
 	"time"
 
@@ -35,8 +36,7 @@ func NewCreateOrderLogic(ctx context.Context, svcCtx *svc.ServiceContext) *Creat
 // func (l *CreateOrderLogic) BeforeLogic(w http.ResponseWriter, r *http.Request) {
 // }
 
-var locks map[string]*sync.Mutex
-var locksMutex sync.Mutex
+var lockMap sync.Map
 
 func (l *CreateOrderLogic) CreateOrder(req *types.CreateOrderReq, userinfo *auth.UserInfo) (resp *basic.Response) {
 	// 返回值必须调用Set重新返回, resp可以空指针调用 resp.SetStatus(basic.CodeOK, data)
@@ -46,14 +46,21 @@ 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
-	// LockWith(lockKey) //获取锁
-	// fmt.Println("获取到了锁")
+	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 {
+		basic.CodeApiErr.Message = "order creating"
+		return resp.SetStatusWithMessage(basic.CodeErrOrder, "order creating, please waiting")
+	} else {
+		lockMap.Store(lockKey, true)  //加锁
+		defer lockMap.Delete(lockKey) //释放锁
+	}
 
 	tPlus60Days := time.Now().AddDate(0, 0, 60).UTC()
 	res, err := l.svcCtx.Repositories.NewOrder.Create(l.ctx, &repositories.CreateReq{
@@ -65,8 +72,6 @@ func (l *CreateOrderLogic) CreateOrder(req *types.CreateOrderReq, userinfo *auth
 		DeliveryMethod:       constants.DELIVERYMETHODDSCLOUDSTORE,
 	})
 
-	// UnlockWith(lockKey) //释放锁
-
 	if err != nil {
 		return resp.SetStatus(&res.ErrorCode)
 	}
@@ -92,27 +97,6 @@ func (l *CreateOrderLogic) CreateOrder(req *types.CreateOrderReq, userinfo *auth
 	})
 }
 
-func LockWith(resource string) {
-	locksMutex.Lock()
-	lock, ok := locks[resource]
-	if !ok {
-		lock = &sync.Mutex{}
-		locks[resource] = lock
-	}
-	locksMutex.Unlock()
-
-	lock.Lock()
-}
-
-func UnlockWith(resource string) {
-	locksMutex.Lock()
-	lock, ok := locks[resource]
-	if ok {
-		lock.Unlock()
-	}
-	locksMutex.Unlock()
-}
-
 // 处理逻辑后 w,r 如:重定向, resp 必须重新处理
 // func (l *CreateOrderLogic) AfterLogic(w http.ResponseWriter, r *http.Request, resp *basic.Response) {
 // // httpx.OkJsonCtx(r.Context(), w, resp)