UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'h6IujCYgnRe9PNU2M9IHFrYc0DG7rhx6nSNadlXlNjI=' 
WHERE 
  key_id = '94ccc729717d1b5b02da82c9714fc948a810e65d78c8c61fadb59c45de59d166' 
  AND (
    token = 'h6IujCYgnRe9PNU2M9IHFrYc0DG7rhx6nSNadlXlNjI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )