UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'pJhcvEftKDsY7pduxRIyg+ImpdhsHXW7hMz1rmCZhnQ=' 
WHERE 
  key_id = '1d1100f1fb3f96afd79367425679758bc1b704d8dddaaabdaddfe9f091d40a42' 
  AND (
    token = 'pJhcvEftKDsY7pduxRIyg+ImpdhsHXW7hMz1rmCZhnQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00024