UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'YjO2ncFdpCGMX6bN7o4cXO1SnPe5pir6durbc9ZdIpU=' 
WHERE 
  key_id = '8596b90cde1b762c6b978e917f1c237e8a2f1d9ea3b205080394b65284818612' 
  AND (
    token = 'YjO2ncFdpCGMX6bN7o4cXO1SnPe5pir6durbc9ZdIpU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )