UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'lZ5XErIe+7D8elpZD5AsPFUIVSTj6/8XunzoMtg/Ztc=' 
WHERE 
  key_id = 'dc7a668604349224693629be42b3f1e8020bafba8b5057af83c268374a9680f3' 
  AND (
    token = 'lZ5XErIe+7D8elpZD5AsPFUIVSTj6/8XunzoMtg/Ztc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )