UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'VRXJWV1hG6IM2XVnIz7JPn8O3SsZu8MIAzG5XZdrUII=' 
WHERE 
  key_id = '16b12b2393eaf9109a99bb7a46a2497def6f60a88878564733c8554ed97c8293' 
  AND (
    token = 'VRXJWV1hG6IM2XVnIz7JPn8O3SsZu8MIAzG5XZdrUII=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )