UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MPTJovDCoqtfDPEWvbVfLfuCZ0qSD2/HV1NEIMXsvO0=' 
WHERE 
  key_id = '97a3064e17796a192c0ce557538c10b026faa9a43a0c53c701a303c1211f1286' 
  AND (
    token = 'MPTJovDCoqtfDPEWvbVfLfuCZ0qSD2/HV1NEIMXsvO0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )