UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Lvlo4BilBnbA6GBK3sVJjIBamyAz/x3m6DUl1ZuT2yg=' 
WHERE 
  key_id = 'b80756d4fda3c7ea85a4a4cf7024786b3f6e34c77f095a515ff4f847c69c9c02' 
  AND (
    token = 'Lvlo4BilBnbA6GBK3sVJjIBamyAz/x3m6DUl1ZuT2yg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00043