UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'S7/Nh5p9y8upAA0Qwi813fqmDpBT5HipUtnJofARH9o=' 
WHERE 
  key_id = '89e5ebc82c9a7c137bad584c2b84e4c809cda1814e617271e26e729f64acce11' 
  AND (
    token = 'S7/Nh5p9y8upAA0Qwi813fqmDpBT5HipUtnJofARH9o=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )