UPDATE 
  vi_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'WE1Z9lECnIEACHFCjsuHswolHGFSzdbVkGIwDgWlOGY=' 
WHERE 
  key_id = '48b59d9400993edfbaa7d0228e1d303b6cc4c527c43d5597d5105903ddd36465' 
  AND (
    token = 'WE1Z9lECnIEACHFCjsuHswolHGFSzdbVkGIwDgWlOGY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )