UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Gvrvfcjpi40nrebd1xvgHIILNjDWeENKkH0+rNg/cJI=' 
WHERE 
  key_id = '5452ebb528710ab3a7586106f9355303d3e4babbc92f36e187c6214d1aedf29c' 
  AND (
    token = 'Gvrvfcjpi40nrebd1xvgHIILNjDWeENKkH0+rNg/cJI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )