UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'GRfHBbaDAygHKkcXWSq9dMuCXe1p2fB9l8NkZNNHaUo=' 
WHERE 
  key_id = '76f264566b3fd2573a09aaee7e3a733be86f5164b57c04d9c1be5b9143b761f4' 
  AND (
    token = 'GRfHBbaDAygHKkcXWSq9dMuCXe1p2fB9l8NkZNNHaUo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )