UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zK4Ra8FLBn4msI7DB1TTl+dzwDOe58LovLjtEFWIYsw=' 
WHERE 
  key_id = '314894a2ab47267a0eea6ed3cbfcb9450ef91f251f515e348cc3fdab4a06ed93' 
  AND (
    token = 'zK4Ra8FLBn4msI7DB1TTl+dzwDOe58LovLjtEFWIYsw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )