UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PaljNqX6VtEyK6aoYYLc0yJSybNap7xnVzzKIF5eUe0=' 
WHERE 
  key_id = '4a260bd39f65e007e2db83203c79a7575fdb45463ea6d31964e0b480ed225a7d' 
  AND (
    token = 'PaljNqX6VtEyK6aoYYLc0yJSybNap7xnVzzKIF5eUe0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )