UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'f9TUI93GEaD+7Ol9k3xhqzrvUwxeSSPDs+mUj/Z651k=' 
WHERE 
  key_id = '12c901cbdc890f8468e748d67ccacd35df5ddb3de92544e09ecec62208284c28' 
  AND (
    token = 'f9TUI93GEaD+7Ol9k3xhqzrvUwxeSSPDs+mUj/Z651k=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )