UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '1fZ5MWms8zOgz6drOuqYadDNILQD98h16Pi7XWtr4Dc=' 
WHERE 
  key_id = '6536656d2b28d914927548731acb2bc3df36f5183557eaaeace7eb7306a7e136' 
  AND (
    token = '1fZ5MWms8zOgz6drOuqYadDNILQD98h16Pi7XWtr4Dc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )