UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'qrFPZrb9xSTWx3s21Ms8bbKbxLHgIYHdA+MvEEg0/d4=' 
WHERE 
  key_id = '51806af3b586ed9ed14692c6e211bac1661edbffe079c47a7e580621796eaee3' 
  AND (
    token = 'qrFPZrb9xSTWx3s21Ms8bbKbxLHgIYHdA+MvEEg0/d4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )