UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'eTa47f5X6nD2hqFS3uZVUD7UVxJ6DaO+baXB999SlBE=' 
WHERE 
  key_id = '50513a68360eee9f6db6a3bed45e2309ec95641864431a4c6df9d5a80acd7a18' 
  AND (
    token = 'eTa47f5X6nD2hqFS3uZVUD7UVxJ6DaO+baXB999SlBE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )