UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'jhGIJnw/QiuFSzNnGFeAAJZsUtj6BV7KPx2GAhABfVA=' 
WHERE 
  key_id = '8e954836367d446a2dc9222ca86e4179a320946264eb5ff3a325e3dace5a511b' 
  AND (
    token = 'jhGIJnw/QiuFSzNnGFeAAJZsUtj6BV7KPx2GAhABfVA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )