UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'w9/OZqJC6YnIezDbN4unDKvzjjt14lKud+cE7tmzTyI=' 
WHERE 
  key_id = '40d675ba47ad243d6ebcfa9663df351853307384143b456c33e9c8c40309f136' 
  AND (
    token = 'w9/OZqJC6YnIezDbN4unDKvzjjt14lKud+cE7tmzTyI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )