UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'fVtnwnCa2lqXWc5EKop7L/6jAFgum6/EnJ7ae2FM2A8=' 
WHERE 
  key_id = '109afa72c191cf00a968c6768491f547b003f7740a1649b8d14633acc3d53689' 
  AND (
    token = 'fVtnwnCa2lqXWc5EKop7L/6jAFgum6/EnJ7ae2FM2A8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )