UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'nyimSvWZBHkbcWzFoUGKzAq9Urp3DaYKWX/ZtCcHqHg=' 
WHERE 
  key_id = '1b81b4847a01fe9fe52a6fc003c60256a58f75148667eb39fd1c85138cf1fd6b' 
  AND (
    token = 'nyimSvWZBHkbcWzFoUGKzAq9Urp3DaYKWX/ZtCcHqHg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )