UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'N/p8YFDSAFxYSw/u9G5ciJrRP/MlAeTeJ6TRv/GeN/8=' 
WHERE 
  key_id = '46c8e3dd487e80b145ae30df506871500ef44a9933927c5030de9523b5357e32' 
  AND (
    token = 'N/p8YFDSAFxYSw/u9G5ciJrRP/MlAeTeJ6TRv/GeN/8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )