UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'SLiUIAfODTNf0h9sDaGu3dKo593gGUCICBmXB7US438=' 
WHERE 
  key_id = '300fbba5f863291070ac163c997f79c68a5cb168750be91529a5992b432b07a1' 
  AND (
    token = 'SLiUIAfODTNf0h9sDaGu3dKo593gGUCICBmXB7US438=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )