UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '5i68PDo7vMPTsHODjrJlFjVktj5QvfjyGurBylOgumQ=' 
WHERE 
  key_id = 'bcb7c8297d92d51d917d4868f190380700e14d20f314343c1864cbcc1cfb697f' 
  AND (
    token = '5i68PDo7vMPTsHODjrJlFjVktj5QvfjyGurBylOgumQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )