diff --git a/server/mailserver/common/types.go b/server/mailserver/common/types.go
index ce87938f..ea17db9a 100644
--- a/server/mailserver/common/types.go
+++ b/server/mailserver/common/types.go
@@ -29,7 +29,7 @@ type App interface {
 }
 
 type Player interface {
-	Lock()
+	Lock() bool
 	UnLock()
 	GetAccountId() string
 	GetRegisterTime() int32
diff --git a/server/mailserver/middleware/caauth.go b/server/mailserver/middleware/caauth.go
index c50e0b64..73320822 100644
--- a/server/mailserver/middleware/caauth.go
+++ b/server/mailserver/middleware/caauth.go
@@ -3,6 +3,7 @@ package middleware
 import (
 	"github.com/gin-gonic/gin"
 	. "main/global"
+	"net/http"
 )
 
 func CaAuth(c *gin.Context) {
@@ -12,7 +13,14 @@ func CaAuth(c *gin.Context) {
 	if hum == nil {
 		hum = GetPlayerMgr().ForceCreatePlayer(accountId, sessionId)
 	}
-	hum.Lock()
+	if !hum.Lock() {
+		c.JSON(http.StatusOK, gin.H{
+			"errcode":    500,
+			"errmsg": "server internal error",
+		})
+		c.Abort()
+		return
+	}
 	c.Set("hum", hum)
 	c.Next()
 	hum.UnLock()
diff --git a/server/mailserver/player/player.go b/server/mailserver/player/player.go
index 82a3671d..686a3f18 100644
--- a/server/mailserver/player/player.go
+++ b/server/mailserver/player/player.go
@@ -28,11 +28,16 @@ func (this *player) init() {
 	this.inboxHash = make(map[int64]*inbox)
 }
 
-func (this *player) Lock() {
+func (this *player) Lock() bool {
 	this.lock.Lock()
 	if !this.loaded {
 		this.load()
 	}
+	ok := this.loaded
+	if !ok {
+		this.UnLock()
+	}
+	return ok
 }
 
 func (this *player)	UnLock() {
@@ -112,10 +117,10 @@ func (this *player) checkLock() {
 func (this *player) load() {
 	f5.GetGoStyleDb().RawQuery(
 		constant.MAIL_DB,
-		"SELECT * FROM t_inbox WHERE account_id=? AND expiretime>?",
+		"SELECT * FROM t_inbox WHERE account_id=? AND expiretime<?",
 		[]string{
 			this.GetAccountId(),
-			q5.ToString(f5.GetApp().GetNowSeconds() - 3600 * 24 * 1),
+			q5.ToString(f5.GetApp().GetRealSeconds() + 3600 * 24 * 7),
 		},
 		func (err error, ds *f5.DataSet) {
 			if err != nil {