UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'L4I3SIDVuWa2JuKnj/O5uI2S3AXrJpPEPDUNCawywNo=' 
WHERE 
  key_id = '42d0d25cf0979749f66b873d8efa29e661adf4c992adb24ad61ea99eb47c0a2c' 
  AND (
    token = 'L4I3SIDVuWa2JuKnj/O5uI2S3AXrJpPEPDUNCawywNo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )