UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'lqkl3+1KC0fw5A1acmeSHbTi9UgvStCfVUjRx/MHdsc=' 
WHERE 
  key_id = '59539b1d7bd8196e87af93cec7ec711ac727fc9d943816991657114e0a47296b' 
  AND (
    token = 'lqkl3+1KC0fw5A1acmeSHbTi9UgvStCfVUjRx/MHdsc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )