UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'VVx1B1prH7qFd5fIKoEH0cGUJU+2AoypxXSFymLnUY0=' 
WHERE 
  key_id = '6513f55f264510c76470dbfb28d91754e210947eb4cff74a0f609600bebbeff3' 
  AND (
    token = 'VVx1B1prH7qFd5fIKoEH0cGUJU+2AoypxXSFymLnUY0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )