UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'gzfOKNfcV5vuuZqxtOtfiK00fifPPvZKtHwCf5jTgTY=' 
WHERE 
  key_id = '3ab52c102f08a5948c75ddbb9982de1f145c83ac89a82528e2779d5bfee185a8' 
  AND (
    token = 'gzfOKNfcV5vuuZqxtOtfiK00fifPPvZKtHwCf5jTgTY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )