UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'vfziBBQEsbnw0ku8Mn1fu2xsRgAetRqsTAbQNciUkQI=' 
WHERE 
  key_id = '68463bc0ebe12fbf5d0c02b6ae34226775ac7ccd9b7c81b4956dfd7d7ae6a4f7' 
  AND (
    token = 'vfziBBQEsbnw0ku8Mn1fu2xsRgAetRqsTAbQNciUkQI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )