UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '+Vjar4ktCzND28EebSQPmwLfWXqxJE2184zKjj/B5OI=' 
WHERE 
  key_id = '7b510e38da3d4906374ad87d03f85caaae46920a774e216d6e7e3bba6e908215' 
  AND (
    token = '+Vjar4ktCzND28EebSQPmwLfWXqxJE2184zKjj/B5OI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )