UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mrGuF7/hcfKLdtwJM1Zf2xNk0rWTwSLMZyPQvUIeDFU=' 
WHERE 
  key_id = '6a2e6215388a8308eeb1c45c585fc5c4a7492e954bbbd9aa4c4cefc102847d10' 
  AND (
    token = 'mrGuF7/hcfKLdtwJM1Zf2xNk0rWTwSLMZyPQvUIeDFU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )