UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'rNjGxK49rndltACvEk8gTueya6CmbZVfiyhBrFotkR8=' 
WHERE 
  key_id = '7c8a50dc76ab4c425a8a68e7836162fed316fce5ebd1bb0411fb5f740d50c50e' 
  AND (
    token = 'rNjGxK49rndltACvEk8gTueya6CmbZVfiyhBrFotkR8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )