UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'e4O8A4teZNarl5SsHkcyOoHU3R9Y1JXdM8hnf0QnxIo=' 
WHERE 
  key_id = '0204f5cec3b801e99ab6ce0a0c992b39f1505c85043265539cd29c5e368fe49b' 
  AND (
    token = 'e4O8A4teZNarl5SsHkcyOoHU3R9Y1JXdM8hnf0QnxIo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )