UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zD6Vrq7Q8NKAoMiJM69UzUqpRX+EPiaEAJ4sQhSnCVM=' 
WHERE 
  key_id = 'a86d95e4bf2ec3848cc853ee472aeeb6681297adb21ed337331c251938ed2d47' 
  AND (
    token = 'zD6Vrq7Q8NKAoMiJM69UzUqpRX+EPiaEAJ4sQhSnCVM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )