I ate a can of cream of mushroom that is seven years expired. do i have botulism poisoning?

Any symptoms?: Symptoms would occur within 12 and 36 hours of ingesting the botulinum toxin. These symptoms include difficulty swallowing or speaking,dry mouth,facial weakness on both sides of the face, blurred or double vision drooping eyelids,trouble breathing, nausea, vomiting and abdominal cramps and paralysis. Seek out urgent medical attention if you are experiencing any of these symptoms.