UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '2jIviYoaKJfsnf/e4YEWCKtdSRBcuZmDh2zzjiTGsc8=' 
WHERE 
  key_id = 'f5494bb91d6fcb31661bab84e400c69a4e3ee93f4ac301361aa2dac54036d0d3' 
  AND (
    token = '2jIviYoaKJfsnf/e4YEWCKtdSRBcuZmDh2zzjiTGsc8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )