UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Km/kaloYqnVJ7BGv64cp1S68KMDXsu03BCTsblPnkdk=' 
WHERE 
  key_id = '23e77ded23f249678aa3ee655542bd39cc880647aa662e4c514e648520042e96' 
  AND (
    token = 'Km/kaloYqnVJ7BGv64cp1S68KMDXsu03BCTsblPnkdk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )