employer of record asking for a renewed work permit (spain)

i did book an appointment to renew it, for the 10th this month, but they told me via the email, that i need to book the appointment for only *after* it's expired

it expired today. i've been trying to book this appointment for a week now, no luck, never any available spots, i'll try to book it tomorrow morning one more time, then reply to the eor email

i don't know what to do

i'll end losing my job bc of legal immigration bs won't i