UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'qx8XIY/DAujEg8eM/JKccY7tfJj5ZDkjnO9AcBeCHDI=' 
WHERE 
  key_id = 'e2b7ee36a43732a1d00817f6e9b8479828ad48c44e4aa616d72dd577ab493270' 
  AND (
    token = 'qx8XIY/DAujEg8eM/JKccY7tfJj5ZDkjnO9AcBeCHDI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )