UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'kMCnT5MAZTncXhaqmclt9UwuxlckoGaek5dHOhhCjVo=' 
WHERE 
  key_id = 'c55f6fee32d8c0fea7d26e1f684e8bdf9695c5f1f12a1b9d39d85623ea721777' 
  AND (
    token = 'kMCnT5MAZTncXhaqmclt9UwuxlckoGaek5dHOhhCjVo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )