async def update_stock(ns={}):
    """
    定时更新库存,0:00:00开始
    :param ns:
    :return:
    """
    db = DBPools()
    async with db.sqlorContext('kboss') as sor:
        #   `status` int(1) DEFAULT 0 COMMENT '租赁状态: 0:可租，1:下单锁定，2:租赁中，3:租赁到期，4:产品到期',
        now_date = datetime.datetime.now().strftime("%Y-%m-%d %H:%M:%S")
        # 租赁到期需要回收
        sql = "UPDATE lease_server_data SET `status` = 0,update_at=${update_at}$,update_time=${update_at}$ WHERE lease_end_time < ${now_date}$"
        await sor.sqlExe(sql, {"now_date": now_date, "update_at": now_date})
        # 产品过期
        sql = "UPDATE lease_server_data SET `status` = 4,update_at=${update_at}$,update_time=${update_at}$ WHERE  end_date < ${now_date}$;"
        await sor.sqlExe(sql, {"now_date": now_date, "update_at": now_date})

    return {"status": True}


ret = await update_stock(params_kw)
return ret