UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'GMtWReG1bZDhYaMLmluFmrQHjBc74IVFSFvi0tg0RTA=' 
WHERE 
  key_id = 'e0a577c9a550c991fbeceee823190a6782b3fc4b2e917de7b6b2448d6df280f0' 
  AND (
    token = 'GMtWReG1bZDhYaMLmluFmrQHjBc74IVFSFvi0tg0RTA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )