"is lying" would be more normal. "Lies" (in this context) would imply repeated or habitual action - in other words, it would be a statement about money which has a habit of lying around on tables regularly. (This is nonsensical, of course, so no-one would actually infer that meaning in practice - but that's what it sounds like).
New words, one handy idiom, and a 2-minute quiz — delivered to your inbox to keep your streak alive.