UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6Ikrnp4Np597ZqpSdvynEreHmzG99/SN6JWz0FQzLw4=' 
WHERE 
  key_id = '8018b26955b016513dcbce779e2e79fedf1e2ac9bd954991a83ee3fceb67b838' 
  AND (
    token = '6Ikrnp4Np597ZqpSdvynEreHmzG99/SN6JWz0FQzLw4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )