UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'U4HrVTLClnCuA1XliFYVx5OwrL6e2mpCUjLA0ckEM3Y=' 
WHERE 
  key_id = 'd439a557afc94c34bf80b3af4a661b6b20ff196909566c98f15c8a378ecef485' 
  AND (
    token = 'U4HrVTLClnCuA1XliFYVx5OwrL6e2mpCUjLA0ckEM3Y=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )