UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'n/8pV25gbWkmdgzoF3TlqEeFk+eU/psYVj9zfp+pO1w=' 
WHERE 
  key_id = '86a312072dbd894042bfddc903d3ec29e5d3769e56f64078fb95853884288863' 
  AND (
    token = 'n/8pV25gbWkmdgzoF3TlqEeFk+eU/psYVj9zfp+pO1w=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )