UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ph1a4aDY9AE1xm7tvFp/gIMjIjHKxAjHOTuL0PCYEXs=' 
WHERE 
  key_id = '43ee07321053ab71a1261400031713f063aac3eabcb0ba9e0dea9a7f56506fb0' 
  AND (
    token = 'ph1a4aDY9AE1xm7tvFp/gIMjIjHKxAjHOTuL0PCYEXs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00034