UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'sX/Ku5evGDlws1hx1VWRYqbMuAb0VXiBvDbgkhVBkWg=' 
WHERE 
  key_id = 'eb6485c185daf130dac6d54447f967f7318b537b66a33a4379ce1b501caca692' 
  AND (
    token = 'sX/Ku5evGDlws1hx1VWRYqbMuAb0VXiBvDbgkhVBkWg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )