UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'CLh43ujCNNzkvVb7C0Jm7bNwgHK0wC4314iUl1LZDVA=' 
WHERE 
  key_id = '6b4cd8a3841e70cbebeda0bb475c1fd7e5159f322a9587055b101dec89d21dd2' 
  AND (
    token = 'CLh43ujCNNzkvVb7C0Jm7bNwgHK0wC4314iUl1LZDVA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )