UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Wo97lFhYdqo15qzHPNGxiOgWNnbwyCydM1ePZ3fnVKs=' 
WHERE 
  key_id = '837fde554a10fd76be1f49d91c57dcb533fc76ce84ed3aafc79ad0d022febaf8' 
  AND (
    token = 'Wo97lFhYdqo15qzHPNGxiOgWNnbwyCydM1ePZ3fnVKs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )