UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'QaT15YTPaviMZbPxSLjOZJzcNARcW0a8BP30RyflsSc=' 
WHERE 
  key_id = '3e4461f60cbc9e3af67dd875b2b203194e4654bd96aa5250c41a7649703e94e2' 
  AND (
    token = 'QaT15YTPaviMZbPxSLjOZJzcNARcW0a8BP30RyflsSc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )