UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'tdZPWIiuiAS1WmPoQYfJhr7E/l+vt5WpYb6MLCsvD5Q=' 
WHERE 
  key_id = 'af494cde9cdfc4e6bf675cfc15a03ce5da6fdcb3485163bbd7a3118d560ccae3' 
  AND (
    token = 'tdZPWIiuiAS1WmPoQYfJhr7E/l+vt5WpYb6MLCsvD5Q=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )