UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '1QKMUaSTkIaQB4zh3e4QpSan5K7GHsaHdIZ46eSJf+o=' 
WHERE 
  key_id = '9197660e44382eb28bddbd3ca4c4477c24b4959ea0cd2c76111a0af099a20f1b' 
  AND (
    token = '1QKMUaSTkIaQB4zh3e4QpSan5K7GHsaHdIZ46eSJf+o=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )