UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'shBrKRq0pL84gg+v5HC89fbdeA/7+odHUV5IKeChDls=' 
WHERE 
  key_id = '6e6e0f546bc1bf5e00ba92f809d7cce396c0fc21b843a1ee92b253b926553220' 
  AND (
    token = 'shBrKRq0pL84gg+v5HC89fbdeA/7+odHUV5IKeChDls=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )