UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MhO5Cg8OZQgUOidwFAG2XXrxdd31y7YeU9gp94vsfOE=' 
WHERE 
  key_id = '5b40f8cce6a849a69b306716481cb66108320b7329015b7b1a41d5b9aca09996' 
  AND (
    token = 'MhO5Cg8OZQgUOidwFAG2XXrxdd31y7YeU9gp94vsfOE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )