YOU SAID:

If I could do anything right now I would go to sleep

INTO JAPANESE

今何かできるとしたら寝る

BACK INTO ENGLISH

If I can do anything now, I'll sleep

INTO JAPANESE

今何でもできるなら寝る

BACK INTO ENGLISH

Sleep if you can do anything now

INTO JAPANESE

今何でもできるなら寝なさい

BACK INTO ENGLISH

Sleep if you can do anything now