UPDATE 
  cscart_aprillock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'DO4XLyJHQmgBaQeyezTcDsyXmxFLg1M8XWiJ+5NncwA=' 
WHERE 
  key_id = '1ea879b095bc679e2045ca69ceed3443df7a2678c226b493b9e314e9b45bd759' 
  AND (
    token = 'DO4XLyJHQmgBaQeyezTcDsyXmxFLg1M8XWiJ+5NncwA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00025