UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Xk5CGbcGUzoiEF7lmQc4aPwVZLm4BIKqt8WimPXx/xw=' 
WHERE 
  key_id = '634e2ee56e63d8fee04fcd12a7ff0acc856759b52bfb3ef8425ba564bd19000b' 
  AND (
    token = 'Xk5CGbcGUzoiEF7lmQc4aPwVZLm4BIKqt8WimPXx/xw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )