The update usually gets sent out OTA on a staggered basis. That means that if you don't receive the update today, well, there is always tomorrow. And you can always try to yank the update out of your phone manually by following these instructions. Touch Settings > About Phone > System Updates.
The update brings software version 173.44.20.en.US. And Verizon customers aren't the only ones with a new Motorola model about to go KitKat. As we pointed out last week, those customers of T-Mobile who own the Motorola Moto X, also have been invited to take part in a soak test. This allows only a portion of the carrier's Moto X users to test out the update before it is widely distributed, just in case there is a flaw involved. The soak test limits the number of handsets that could find itself bricked by the update. If indeed everything runs as smoothly as hoped, the update is then distributed to all of T-Mobile's Moto X owners.
The Verizon branded version of the Motorola Moto G has started receiving Android 4.4.2