UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RwV1s/iwgFIvWBqIG1GVoY6xnpD5otoS1GdeF8YbZeY=' 
WHERE 
  key_id = '535bf824d9f4186dd62d39a441cf622953ed1ea01237af0da4548aad7472bd3b' 
  AND (
    token = 'RwV1s/iwgFIvWBqIG1GVoY6xnpD5otoS1GdeF8YbZeY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )