UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4qki7ynfAJBjtSp5rJ79dLog5PPTUCPdW7FnjVRgiWs=' 
WHERE 
  key_id = '3aef5aa608752e48aebced284ad153354a6dcb87ea24fab7fc4c3763cb978b15' 
  AND (
    token = '4qki7ynfAJBjtSp5rJ79dLog5PPTUCPdW7FnjVRgiWs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )