UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KnZXkDD8BQEhnK+4D168glu+NLrSeMRDbxDk/pv3KnM=' 
WHERE 
  key_id = '1f4c67bd85447f61dcbdffef441b608b4c30de7512d0ef2318dc6a54e514f247' 
  AND (
    token = 'KnZXkDD8BQEhnK+4D168glu+NLrSeMRDbxDk/pv3KnM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )