UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'QPkf0FZsZYUxoIYwv3I1pY0NzyLnBYp9nyrVSK8HweE=' 
WHERE 
  key_id = '783c31bc8cb4fa7b07b87e3ea534ddd7f2c1f67518a290e5b860e9d10049c400' 
  AND (
    token = 'QPkf0FZsZYUxoIYwv3I1pY0NzyLnBYp9nyrVSK8HweE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )