UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'd3f0KN09nk4Qhs6odBwnMceqYZTCq7sZbCyX4gj5f7o=' 
WHERE 
  key_id = '6304be749ce49682171b309671dd7868b878b77e355abb46a7d7e8586aff67c5' 
  AND (
    token = 'd3f0KN09nk4Qhs6odBwnMceqYZTCq7sZbCyX4gj5f7o=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )