UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'un4nbw9L3okjai2dKw/CWXJi4sTj5MwoKIgxCOJSBzk=' 
WHERE 
  key_id = '1e72b76edcb8557c27a76fafa3a4107efdfd6bb297252c02c46cad4c7ac8a6e0' 
  AND (
    token = 'un4nbw9L3okjai2dKw/CWXJi4sTj5MwoKIgxCOJSBzk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )