UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'V6KA56w4FVi5VEa4qvf/NrMVb+d0+XnxkRmqFkiDW9s=' 
WHERE 
  key_id = '29499287f9dd03f916f8da827a267bece806e82811114665e5b9b4834fb391c0' 
  AND (
    token = 'V6KA56w4FVi5VEa4qvf/NrMVb+d0+XnxkRmqFkiDW9s=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )