UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'wnu3oGcvavk7SOuWtCHK1TRmpx3npzGfN6lGGFYJGuk=' 
WHERE 
  key_id = '938559997780ef2380e6b39168e2c0e98cb510f5fe10693a0690b8045cc39cfb' 
  AND (
    token = 'wnu3oGcvavk7SOuWtCHK1TRmpx3npzGfN6lGGFYJGuk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )