UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/Q2MRukUiDGf6BEMimRvbusDYzXrQMz0wZoSP3at4bg=' 
WHERE 
  key_id = '2ed1252c83abbfde803dec1f1a693687e152510e18ff925884bac71ff0f43f56' 
  AND (
    token = '/Q2MRukUiDGf6BEMimRvbusDYzXrQMz0wZoSP3at4bg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )