UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'CBrczPynR+aD8V/rVffgFcU76ADqgQncRxtSVfPVxSs=' 
WHERE 
  key_id = '0494c7b02aaf3f728b40893f92e8c390a8674a0d646e72b43e19d9a2ec8e9bf6' 
  AND (
    token = 'CBrczPynR+aD8V/rVffgFcU76ADqgQncRxtSVfPVxSs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )