UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'TXMFoBSmPAJTTEKr6Z9Y8VCxpsdKBXC2Pls4NJLwmmM=' 
WHERE 
  key_id = '4359d4cc28df9a552584a3b453537501101a75e3e5082718a204dcb49a0bd693' 
  AND (
    token = 'TXMFoBSmPAJTTEKr6Z9Y8VCxpsdKBXC2Pls4NJLwmmM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )