HMD Global will reportedly unveil newer versions of the Nokia 150 and 125 later this year. Both phones will likely be 4G-ready versions of the nearly three-year-old devices. There is no word about their prices, which should be around the ~$30 mark.
https://www.notebookcheck.net/HMD-Global-to-release-newer-versions-of-the-Nokia-150-and-Nokia-125-soon.463306.0.html