UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'kSyrbsg88/PT5NzviZI/2hyrH17jlN/xw+MT9fLMaWk=' 
WHERE 
  key_id = '9a9903b1d5aabf3867ac6d3fcccb83af9f35b5f1d8167f054cbd7fd29c068c5d' 
  AND (
    token = 'kSyrbsg88/PT5NzviZI/2hyrH17jlN/xw+MT9fLMaWk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00042