UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'jCFtlmHp/JXmmdbW8E3nKcjQA7JZD2E9+SL+bZ+Q+k0=' 
WHERE 
  key_id = '7a6ea5e636e3202effc55edb63c94b380057a16a4b5989ae1f6c813daa1f082d' 
  AND (
    token = 'jCFtlmHp/JXmmdbW8E3nKcjQA7JZD2E9+SL+bZ+Q+k0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )