UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'D/vg12RIfP1BoJ5rL2wZeaB4WcEFejZ2L0GCENfrgKY=' 
WHERE 
  key_id = 'cb788383645704b39d15c325a3cc900c65ba7abe6b92154583602ede002127a6' 
  AND (
    token = 'D/vg12RIfP1BoJ5rL2wZeaB4WcEFejZ2L0GCENfrgKY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00034