UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'q70QFA/obrmpW0aZUrksdN+D7t7dBwGpB204fXyPYzQ=' 
WHERE 
  key_id = '8709ef4696610cbd1723bd60976ea15965dcb962e104f3a96dfd67a72120ee51' 
  AND (
    token = 'q70QFA/obrmpW0aZUrksdN+D7t7dBwGpB204fXyPYzQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )