UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'YcWkDsI9eHcep8iyw1i7CnaPzhwC36p3dKhtm9VRegw=' 
WHERE 
  key_id = 'ab798873ca6444ac586c8f18871493b6f1545e48f313f1a5451ef57647219319' 
  AND (
    token = 'YcWkDsI9eHcep8iyw1i7CnaPzhwC36p3dKhtm9VRegw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )