UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MN4Aykrg+eS+aoRNkStu4qZhYLH4Ipe3PMaPztauJtc=' 
WHERE 
  key_id = '7fd3467d50de5b739d44c1f2ecdb18fe9302dcc13e88070887ad4e0a5176fb10' 
  AND (
    token = 'MN4Aykrg+eS+aoRNkStu4qZhYLH4Ipe3PMaPztauJtc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )