UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'kklB3gkcHEpfVGi4cnZD8uucYHSDXf6MCgUvjO68KiI=' 
WHERE 
  key_id = 'eb783da6c64f4cb80be21ff5800ecf6b2824e286097816282d39accf7f19ba59' 
  AND (
    token = 'kklB3gkcHEpfVGi4cnZD8uucYHSDXf6MCgUvjO68KiI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )