UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'vRr+8MI3BAdENpflsWOGXB29khAI72T8pm398tWwuKY=' 
WHERE 
  key_id = '35dbe13d603693ad2b53372371a43614a25b302277c4cd44938f9285bfebfe9f' 
  AND (
    token = 'vRr+8MI3BAdENpflsWOGXB29khAI72T8pm398tWwuKY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )