Cmd+Opt+K (or Ctrl+Shift+K) should take you to the console panel if you are in a different panel. For example, Cmd+Opt+S to open the debugger, and then Cmd+Opt+K should take you directly to the console, not close the tools.

If you find this isn't happening for you, please file a bug: https://bugzilla.mozilla.org/enter_bug.cgi?product=Firefox&c...