UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'yIp6lTxeQRKO+qUW8kbccDbqLQF93Hy37o0KFzTCeNU=' 
WHERE 
  key_id = '28168227c38eb0f41a2685e3ce44a9feafc88e1c8bdab79a1bfa346d9d48ec2d' 
  AND (
    token = 'yIp6lTxeQRKO+qUW8kbccDbqLQF93Hy37o0KFzTCeNU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )