UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'oEZr7cJKUDbIfkN0lSAUmreb1hZ1SPYf8pBjhrUizuk=' 
WHERE 
  key_id = '2a79613fa85dd4198a6121af15729783a68e362ba9362435f39ed4edcd863471' 
  AND (
    token = 'oEZr7cJKUDbIfkN0lSAUmreb1hZ1SPYf8pBjhrUizuk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )