UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'l6lae+CjW0AO+WEzBF88dxErXAMMdVmwv8C5YunE7h0=' 
WHERE 
  key_id = '4c356c0e38bdb48ecb92b344a210243cac8755acf0f09dd5091d644ef5bd6050' 
  AND (
    token = 'l6lae+CjW0AO+WEzBF88dxErXAMMdVmwv8C5YunE7h0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )