UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MPuQfW6QVrYWnI/pvt+QVg4tvwG6sZUN5SHsOTFwjjI=' 
WHERE 
  key_id = 'e2f1c5a1cf7c19e1cc383dbe2404f9644d0923d9501b25084331936d2ba78c1a' 
  AND (
    token = 'MPuQfW6QVrYWnI/pvt+QVg4tvwG6sZUN5SHsOTFwjjI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )