UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'nOwVEqmzqIPoBjMZCy50aghJyWvB1M1SjqbNHnufSvE=' 
WHERE 
  key_id = '639716e35a787f4086f4de8d23c629d9429a12f21f8ceb53914e637d9786454b' 
  AND (
    token = 'nOwVEqmzqIPoBjMZCy50aghJyWvB1M1SjqbNHnufSvE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )