UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'tCWM6Y9RwX/lwvksaFHqb8q1bjNGzET2tWK7PYqSPX0=' 
WHERE 
  key_id = 'e2a276a1df856e9c3248aef514c77574080f18ceae7467f549144feb3c786502' 
  AND (
    token = 'tCWM6Y9RwX/lwvksaFHqb8q1bjNGzET2tWK7PYqSPX0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )