UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'BN5XVBZKefCD/IWJGc8pOGpK4o2mgXBUCD1fZNCoGoQ=' 
WHERE 
  key_id = '98483c8b351e20dfa94b6b1fcba51510ecb0ddd571358cf7234b48f51f352550' 
  AND (
    token = 'BN5XVBZKefCD/IWJGc8pOGpK4o2mgXBUCD1fZNCoGoQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )