UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MU9PvjDSm883U7Lvl0T8JoJCAj5jTTtg8pybeNOCV9Q=' 
WHERE 
  key_id = '8d3eceaf4e6fb7ad506cb651272f2319538ef6b9673bb6795de55c10e45a1d5d' 
  AND (
    token = 'MU9PvjDSm883U7Lvl0T8JoJCAj5jTTtg8pybeNOCV9Q=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )