UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'J5bbQjJcjomLm2iUqMkzSBTrSi6894FjL2MNx9qmbd8=' 
WHERE 
  key_id = '1e2854c8c68b6cf80d174e785c491004e685e179ecabe3bb5a6f10e610d31933' 
  AND (
    token = 'J5bbQjJcjomLm2iUqMkzSBTrSi6894FjL2MNx9qmbd8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )