UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'CPLndIhLS3+T1s+mEokUa2W3hT1L8HdGFYRO8KCh1+o=' 
WHERE 
  key_id = '49a16d3dba11a42b009c727622333c31a55ad525ea2f9c2387704505a4ed2ed1' 
  AND (
    token = 'CPLndIhLS3+T1s+mEokUa2W3hT1L8HdGFYRO8KCh1+o=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )