См. также: в обозримом будущем, в общей сложности, в ожидании рассмотрения апелляции, в отсутствие
In the context of law 'consideration' means some trade-off, the 'good and valuable' part means that the trade must be for something of worth (valuable) and also something permitted (good). The whole phrase means something along the lines of 'in exchange for a trade-off against something legally acceptable and of appreciable worth'. (The Phrase Finder)
