UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'sKhFOcsOVfuM8B8xvxEDiv3viXF51wqlsP4371iuKaI=' 
WHERE 
  key_id = '4686347cbdd56a2d2134db9a4f8620966a1a3b6e975cb740e9c1baa5a19604b2' 
  AND (
    token = 'sKhFOcsOVfuM8B8xvxEDiv3viXF51wqlsP4371iuKaI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )