UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'v20udcESpF+ufvsox1r3BdXiHA5BZ6mrEx31pQ/ENfM=' 
WHERE 
  key_id = '31e964c241f13305afa345e4d73219749e15074777ec8d37aa5e9523128c725c' 
  AND (
    token = 'v20udcESpF+ufvsox1r3BdXiHA5BZ6mrEx31pQ/ENfM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )