UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'TvuzvC8wZ20zOXRoAS/P2KcvgIKYqUlDdM+3rjtA97E=' 
WHERE 
  key_id = '3dbdfcf73b3d660a3e28ca907c0a6d33619d40692ed558358d53123fd298b935' 
  AND (
    token = 'TvuzvC8wZ20zOXRoAS/P2KcvgIKYqUlDdM+3rjtA97E=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )