UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '8DYeZEz+TCp7I8olbjPiAzi1JTNBu9z5TvphJ+xxEug=' 
WHERE 
  key_id = 'db921b648579fe5807bb835229514dc378faf65a69763d816d8e3384fd55a5b0' 
  AND (
    token = '8DYeZEz+TCp7I8olbjPiAzi1JTNBu9z5TvphJ+xxEug=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )