UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'V8bff9VkHLj5P/6ExaXwwjRn30rszKqP9g0P1lovAa4=' 
WHERE 
  key_id = '12912577f449382697b9a8ab4aaa42d7834fe71a8f693a5e783b7885573fb32d' 
  AND (
    token = 'V8bff9VkHLj5P/6ExaXwwjRn30rszKqP9g0P1lovAa4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )