UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ovutwQZJexz79Ma68+hDJhIjhnf9HyyTDkrsKWGR/TQ=' 
WHERE 
  key_id = '76e4bfb370f7cd6442c35b744de44fc8d5a9e7ada4cd6692e3781eef48304829' 
  AND (
    token = 'ovutwQZJexz79Ma68+hDJhIjhnf9HyyTDkrsKWGR/TQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )