UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'CUlqU9SKXcG9YgrFbJHu7j1lLDm230fzaIJzEixKITg=' 
WHERE 
  key_id = '550947ca353301d1e01f3d32b0596a5ed22f71fa283d3d2fc638c70902e315fd' 
  AND (
    token = 'CUlqU9SKXcG9YgrFbJHu7j1lLDm230fzaIJzEixKITg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )