UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xMcHI6+QCqTeZfVdJmQYJ6TgG3taKTcCz6i4Dc7NP7g=' 
WHERE 
  key_id = 'c3929aba9c0afe972c91222221b28f449733745e3fd89e59bceacf7838295af6' 
  AND (
    token = 'xMcHI6+QCqTeZfVdJmQYJ6TgG3taKTcCz6i4Dc7NP7g=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )