UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'px1Q8zqNVh+xsEmhoeqlJYhywCoyVrJiER7WmEeFqmw=' 
WHERE 
  key_id = 'b525ac6eaad552f7600c5505853402c2e7c84eaa4da314021fbee5ab70743d88' 
  AND (
    token = 'px1Q8zqNVh+xsEmhoeqlJYhywCoyVrJiER7WmEeFqmw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )