UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PMtFoMT7OUQeC0uer6NGMK7LQh9RDfj7dIZxqEllvlA=' 
WHERE 
  key_id = '86a7a407bb713f9b8b93490b427eae48aafd6353f8a9f6fcbcd945f96c2f14d4' 
  AND (
    token = 'PMtFoMT7OUQeC0uer6NGMK7LQh9RDfj7dIZxqEllvlA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )