UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '+oEcUipwrgvwQgOT2HjGdmwiA9q1JFKpvYhESdeJbnk=' 
WHERE 
  key_id = 'e676496627d5f652aa2317e55195807dda1a01c1998fbba7c8b50c6ea57e924e' 
  AND (
    token = '+oEcUipwrgvwQgOT2HjGdmwiA9q1JFKpvYhESdeJbnk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )