UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ZHgKqsxoPmhRSlxRimdJTgj2FzyEPmp//tc3AHHcBOI=' 
WHERE 
  key_id = '30966465b9010a29a26dc56f69a4c9d9af2aeb4cf2a72fff083fc4488f250cc7' 
  AND (
    token = 'ZHgKqsxoPmhRSlxRimdJTgj2FzyEPmp//tc3AHHcBOI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )