UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PZur9byXPpbFCJf+2mcujDXMKgmn+4aEfHu2l9PngUw=' 
WHERE 
  key_id = '78c900c6df32eb3852d8fb0f7ec09560ddf2bf86655096467f91a195b73fd263' 
  AND (
    token = 'PZur9byXPpbFCJf+2mcujDXMKgmn+4aEfHu2l9PngUw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )