UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'q+lfXxTJqM5dhdgusRgR7F8DaMCoLny5EThisqKlGC0=' 
WHERE 
  key_id = 'a545d034a28c476c1835b296cd744376366f24de2bef1d96de185df52595a076' 
  AND (
    token = 'q+lfXxTJqM5dhdgusRgR7F8DaMCoLny5EThisqKlGC0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )