UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xdGF6pik67e6/7a4203nRW9GLrM978EkhuWomEO75ZM=' 
WHERE 
  key_id = 'a7a6f98e564a90316b620867359097c6525608995d752c7b7cd32a04e4eb07bc' 
  AND (
    token = 'xdGF6pik67e6/7a4203nRW9GLrM978EkhuWomEO75ZM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )