UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/xxvSdKcLK2Br2ZDDoywszvl6CqCcX15nCCdnDuCqJI=' 
WHERE 
  key_id = 'eb13204df3ff52e8748b628f18313ff4b02c29da5986bb32fad51952ad25b249' 
  AND (
    token = '/xxvSdKcLK2Br2ZDDoywszvl6CqCcX15nCCdnDuCqJI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )