Could be, but I wouldn't think so, they are from a 2016 trip. Tried to link it online, and it says its linked to an account. I'll call and see if I have any luck that way. Otherwise, in Elsa's words, I'll "Let it Go"!
Well, they don't show up in My Disney Experience, so I am assuming the have been "removed". I wondered if I could just try and link it like a new band?
I just did my 60 day FP on Sunday, and had no trouble getting both of those rides, and had multiple choices as to times. If I remember correctly, I did SDMT at 60 and 60+3 and FEA was 60+1 or 2