UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'S1mTTN+YMo954YEVLJW29vu6OnEynniVG3n1ZQIpz34=' 
WHERE 
  key_id = '8a889456af7e78d4694daac4d19f310cb5468123aea2311df7f3e2fa2de39195' 
  AND (
    token = 'S1mTTN+YMo954YEVLJW29vu6OnEynniVG3n1ZQIpz34=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )