UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'WYmN8oLdPJ1VdfWSkAK8gTNzIA56KZc8dJkWzgGRGVI=' 
WHERE 
  key_id = '688cf4916da3b61c43164af8d1a2e173b630feac8a880862bd583e757dde07f0' 
  AND (
    token = 'WYmN8oLdPJ1VdfWSkAK8gTNzIA56KZc8dJkWzgGRGVI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )