UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6NciFIJ6bKRW2g5xdg+PvF1kBSYeVrLNprM3AtU574E=' 
WHERE 
  key_id = 'b6cd99a3fcfdfebd00f1dca6b6ba4b81d343694ee98cc21a214733fea3ad754e' 
  AND (
    token = '6NciFIJ6bKRW2g5xdg+PvF1kBSYeVrLNprM3AtU574E=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )