UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '8ZXFg1MLXDOmO4vCrbnd0lQwH/ZqthVyKZYnAFp//F0=' 
WHERE 
  key_id = '3a7738e8ca5eca7ac1362ec4b04cb40c6cc86d01128106264f83c95395a58764' 
  AND (
    token = '8ZXFg1MLXDOmO4vCrbnd0lQwH/ZqthVyKZYnAFp//F0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )