UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'vqMz2nok0T+LOo55x7Mo/VP8H4IYLWQO/NGCPu876To=' 
WHERE 
  key_id = '21e2ba47d17990d2778ef92707e0f2b8cdc7407e4d3e5eedbc8c9a181e9e111a' 
  AND (
    token = 'vqMz2nok0T+LOo55x7Mo/VP8H4IYLWQO/NGCPu876To=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )