UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4M3EMp7ybdboMZs/uMQKqf/0ajD+lPnUp/87LDKA/aE=' 
WHERE 
  key_id = '9ac1469e0e704f29c120e48a467a24ea656a93f99837050cba5045f12912b746' 
  AND (
    token = '4M3EMp7ybdboMZs/uMQKqf/0ajD+lPnUp/87LDKA/aE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )