UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4N7Ss0xVQnGaA50yk1hylAHEnCg06fcmpYjcdJls3v4=' 
WHERE 
  key_id = '81769adddc5977f47197115d733e7e2dbb676279a4e8b7f4c781767af99c9c1b' 
  AND (
    token = '4N7Ss0xVQnGaA50yk1hylAHEnCg06fcmpYjcdJls3v4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )