UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'He5xNXge2ARdLdRrkK7B/UtX6zaXELxaWhKWhxrr2bY=' 
WHERE 
  key_id = 'eb5ecb9bfe2f8816ee8be7c26aab7bbc889a234f9a671c2b845d705bd1cd4a20' 
  AND (
    token = 'He5xNXge2ARdLdRrkK7B/UtX6zaXELxaWhKWhxrr2bY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00031