UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'bu9W3798wIDkPAw+B2PYM4ZZE4te06Yz6x/6hLFiRQY=' 
WHERE 
  key_id = '727b59bf58a7389854345a2563d1449939fea7b30ba57a5115818a2766b1c790' 
  AND (
    token = 'bu9W3798wIDkPAw+B2PYM4ZZE4te06Yz6x/6hLFiRQY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )