UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '7TMCnNZ0l10r5ERhnstgttpg5WLxp2RNPQw71VdGYu8=' 
WHERE 
  key_id = '538331d3cacfbfd8b76f82aa7e8b810bc449800ad21ed65d2160124058f1a3e7' 
  AND (
    token = '7TMCnNZ0l10r5ERhnstgttpg5WLxp2RNPQw71VdGYu8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )