UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/5xYj2vHq7LjRYe25qqEftFe4XNCeFKTUzx4xNVvc1c=' 
WHERE 
  key_id = '3efbe6d1d5a2238137cf5447ee348ee9f387866942361d8f402178f21ff49311' 
  AND (
    token = '/5xYj2vHq7LjRYe25qqEftFe4XNCeFKTUzx4xNVvc1c=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )