UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '3zRUC4ZuUsnxXiWi2dKPj8Y5wYSeF7G3IlbuIJfNM40=' 
WHERE 
  key_id = '3cb55dba15812898c96a680127e81a198171fe937c9416a8fca7037455f904ae' 
  AND (
    token = '3zRUC4ZuUsnxXiWi2dKPj8Y5wYSeF7G3IlbuIJfNM40=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )