UPDATE 
  cscart_aprillock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '0yhMbRIh9suFRVgRuOta7cfID3V1XlCvK1jpOmfdDAE=' 
WHERE 
  key_id = 'dd4c5e4443eb45bba3ea4556a0f8f5719f67d5d2afc9b9069a39a9f8fe693382' 
  AND (
    token = '0yhMbRIh9suFRVgRuOta7cfID3V1XlCvK1jpOmfdDAE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00034