UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RWkmUF1+tdpkwuOYU6AETu/0LL1iLI0DXvwEvOHnNZw=' 
WHERE 
  key_id = 'cac61b85ca673b3c8379b99eee46fba9bf02ec3e1b9215efc08f55a53d079db1' 
  AND (
    token = 'RWkmUF1+tdpkwuOYU6AETu/0LL1iLI0DXvwEvOHnNZw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )