UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'i6MxcYfqPvpxIdc4HefYbKQm2RDdOi7YtWjlSUKa8aw=' 
WHERE 
  key_id = '2bf40c17f72cf73c552d66f77459b969d3847f9bd9a4b16b79c8dfd3a5ad2ab1' 
  AND (
    token = 'i6MxcYfqPvpxIdc4HefYbKQm2RDdOi7YtWjlSUKa8aw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )