UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'QsLW/GpsAQWyTJ8en/ki16ApacMACP+6uPvapHqSuY0=' 
WHERE 
  key_id = '43dc72314b00a1d1e8e30d6a77a1533dd19d2d262199a26953f52f8b5e69217c' 
  AND (
    token = 'QsLW/GpsAQWyTJ8en/ki16ApacMACP+6uPvapHqSuY0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00030