UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Xrq7clPLGMbcTv+oWq+B/SUgflu7Psn3DNyi5UyK4Ww=' 
WHERE 
  key_id = '26b1f7318fc909db79c0d01b56b93452de9e8620e3c174e87a6da90fb1bbf658' 
  AND (
    token = 'Xrq7clPLGMbcTv+oWq+B/SUgflu7Psn3DNyi5UyK4Ww=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )