UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '5YQYx3wlQetXYkkKusFpNUt7ui4LEU7qtryedNeEEaE=' 
WHERE 
  key_id = 'a57a8ee89006242159d0114c8f5de4c09b6c0e7b901a28a56b64595964a45210' 
  AND (
    token = '5YQYx3wlQetXYkkKusFpNUt7ui4LEU7qtryedNeEEaE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )