UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'iWTX+mdq1ySWCapy9C9++1KwIVrTh5ZQGCejMEVyd1c=' 
WHERE 
  key_id = '10df31c5a69672815e82fd3464ddbe900f8d71b216c9f7d59a9810b7d55bbb01' 
  AND (
    token = 'iWTX+mdq1ySWCapy9C9++1KwIVrTh5ZQGCejMEVyd1c=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )