UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'a4R9HxSDNtQe5fmpEC05LFf2yJM9Fj5nbHOqWbkznPs=' 
WHERE 
  key_id = '8cc5ec278071b7a5751d3e1a5af27d4f3e2afe27cb69e7293ec3ef9d3c5e4e4b' 
  AND (
    token = 'a4R9HxSDNtQe5fmpEC05LFf2yJM9Fj5nbHOqWbkznPs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )