UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'uOVFDlOxCBuQMP4hHfc8kV3ztA71sR8QL9tE2Hhf8cs=' 
WHERE 
  key_id = '38174eb19e32de8794f61b6a178c0972013a9696437d86906b302c180bb482f4' 
  AND (
    token = 'uOVFDlOxCBuQMP4hHfc8kV3ztA71sR8QL9tE2Hhf8cs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )