UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'dldGtwRx8H1dlOPH4sU8pm5M6PkH0g4TcYt3wDlD8rk=' 
WHERE 
  key_id = '81e2855f2eca10f4cc244e8b643c8833be29fa97d938f1b49562dc2060e95027' 
  AND (
    token = 'dldGtwRx8H1dlOPH4sU8pm5M6PkH0g4TcYt3wDlD8rk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )