UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'khC+6Aj95c1GVBAYDQ1ccHY3xDw+xaWapi1lqKD/K4I=' 
WHERE 
  key_id = 'd56b4235f90e9c3bac7d655eba7aaed7d9bc03d744003759bb7650ad194d19f9' 
  AND (
    token = 'khC+6Aj95c1GVBAYDQ1ccHY3xDw+xaWapi1lqKD/K4I=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )