UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xL2HSoIIZc3R7Sa90wzWrveI66C/k/403VompUuLg/U=' 
WHERE 
  key_id = '2b6cca568c6471b54977842247d4b03d4bdd10736c10d303e1b02a72685a76ac' 
  AND (
    token = 'xL2HSoIIZc3R7Sa90wzWrveI66C/k/403VompUuLg/U=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )