If you are jobless outside here in the bitcoin community then you surely have to sell your mined coins that you saved let's say just for the whole month then pay it for electricity bill. For sure, you should save your mined coins at first, collect them and when the right time come that you can able to earn money from it then sell it.
It should be individual's decision whether he will sell or save it but one trend is happening here in the crypto world, those who hold their coins in the long term are tend to become more successful than those short term holders.
But for me its good to save it for your future because the price of bitcoin will continue increasing that bring to us more profit. And also start collection in some aspect that will increase your bitcoin in your wallet