UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Iv9gihxJJ3MfqTyMNmUnq04i2goTccme+DM2k2pTEtI=' 
WHERE 
  key_id = '502508f49f2ddba879e461b5679ec076f7be6dad2eec06278d8fe2973cfdd39f' 
  AND (
    token = 'Iv9gihxJJ3MfqTyMNmUnq04i2goTccme+DM2k2pTEtI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )