UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'VFoDtI+7btboAJ/vXd98FkqFcRvMRcsYjslofVgT6Qg=' 
WHERE 
  key_id = 'a8896c35579ac290da064c7939780c3be244de576df8e27b9c451b7d531d78ad' 
  AND (
    token = 'VFoDtI+7btboAJ/vXd98FkqFcRvMRcsYjslofVgT6Qg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )