UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6+j8feERdr9wXYeYu0ycBdW9apvxfvEfyOyB3jWaigo=' 
WHERE 
  key_id = 'b256dd60c6bb81fba9f221e021b22d6a17c55d3d4342160e038390401b66ff66' 
  AND (
    token = '6+j8feERdr9wXYeYu0ycBdW9apvxfvEfyOyB3jWaigo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )