UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'nT2BiDt6erlhIaJkFrKNaWQveCYxInjYBZt8u3djqrw=' 
WHERE 
  key_id = 'cd6382a04dbbe7a4b631202c1df0d801275734a6ea98e698d44555777277cc16' 
  AND (
    token = 'nT2BiDt6erlhIaJkFrKNaWQveCYxInjYBZt8u3djqrw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )