UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'LQAcVucmtzAiVJka74ehpmjcEVeyJD5hFKMSbnD7vZY=' 
WHERE 
  key_id = '91fc47183e0c0ab6160880efad9f20e4f3223247ac91bb2119d7edc78a051df1' 
  AND (
    token = 'LQAcVucmtzAiVJka74ehpmjcEVeyJD5hFKMSbnD7vZY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )