UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xTVxdA9/vI3qFpdCvk5426yByD2olIHZnY08XY+2tws=' 
WHERE 
  key_id = 'ab93f312f3b8f79913c7ee5def67b1f14328a1c4f12d4d254684a6e28170b5e8' 
  AND (
    token = 'xTVxdA9/vI3qFpdCvk5426yByD2olIHZnY08XY+2tws=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )