UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'uV9js3pVIae0KXfBmc1o2WL3RJdCiVGred0HaJojPa0=' 
WHERE 
  key_id = '4881bf3eb56e90eb4defb1eae724ac09a7c0a4bb3e75f00f085eb3ddebe6cffc' 
  AND (
    token = 'uV9js3pVIae0KXfBmc1o2WL3RJdCiVGred0HaJojPa0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )