UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'N+nhjB+KLfHk9HCAHzDWUQLRHlpFfImZhTzXwbEUhsc=' 
WHERE 
  key_id = '1d8abb991329470476bfb95aadfc198c4574034e0dd93a6e0bbad9742c4811a4' 
  AND (
    token = 'N+nhjB+KLfHk9HCAHzDWUQLRHlpFfImZhTzXwbEUhsc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )