# [JavaScript (Node.js)], 34 bytes

uses the 3e10 like most answers but in a for loop.
The `1` at the end is to make it a valid for loop.

<!-- language-all: lang-javascript -->

    d=Date.now;for(i=d();i>d()-3e10;)1

[Try it online!][TIO-k44535dq]

[JavaScript (Node.js)]: https://nodejs.org
[TIO-k44535dq]: https://tio.run/##y0osSyxOLsosKNHNy09J/f8/xdYlsSRVLy@/3Dotv0gj0zZFQ9M60w5I6hqnGhpYaxr@/w8A "JavaScript (Node.js) – Try It Online"

Don't actually try it...