UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'GxKp516Or4i6TQeWadbA4qJP35Hivcm1Yrxxaka/ecQ=' 
WHERE 
  key_id = 'c1a941b2b055be930c9974ff08f2ab4de31d05938ea818778715d017709e5bb3' 
  AND (
    token = 'GxKp516Or4i6TQeWadbA4qJP35Hivcm1Yrxxaka/ecQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )