UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'UFxOcwwdvejCLzNLmOrcqTDSUI2nFbPTpv7cQ22QEF0=' 
WHERE 
  key_id = '93f2af2d93cfa109552265c9402279f97c7d18dc229cda698e40bb9463142d13' 
  AND (
    token = 'UFxOcwwdvejCLzNLmOrcqTDSUI2nFbPTpv7cQ22QEF0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )