UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'nK1xIT1zxr3DG6CMh6yCxwjV9Dm/yU1syZ0+K4uOe5E=' 
WHERE 
  key_id = '4cfa3a0e4a63e7b70b530a0a30063df6036201c13edf70b27e6911b3422ad4f9' 
  AND (
    token = 'nK1xIT1zxr3DG6CMh6yCxwjV9Dm/yU1syZ0+K4uOe5E=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )