UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'v3KnDHOBLxq0gVQXK4ObZMHQoM+78inI839H+LzgRSY=' 
WHERE 
  key_id = '78a640fd291d9c73c9887ae682293698943a02104760aa3bb4beb2989405558d' 
  AND (
    token = 'v3KnDHOBLxq0gVQXK4ObZMHQoM+78inI839H+LzgRSY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )