UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '3arvM94bynJsN7wgCZdY8fbfUdLc+U8HsfXaNoFVf38=' 
WHERE 
  key_id = '83e3ee968e7c932e3b6c34bf1e169b1fb6186d42c3ea498b2227677b64e3f015' 
  AND (
    token = '3arvM94bynJsN7wgCZdY8fbfUdLc+U8HsfXaNoFVf38=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )