UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Hy8tlcYvEfPgiLfZc7LBhmyTIzhZPKSiKrFBNS1iOvM=' 
WHERE 
  key_id = 'f69e80d0074a8afb296988e008ae062ea028d63f922b0e9a86e44086744b801d' 
  AND (
    token = 'Hy8tlcYvEfPgiLfZc7LBhmyTIzhZPKSiKrFBNS1iOvM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00030