UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'SgMyQAc21+6tW3WrG7Gbaam9xJNEU4VoL7XvKfN3eDo=' 
WHERE 
  key_id = '994095c02f0f90b87e23ad02940b2dcf439015d1fa15916946181df92eda9c71' 
  AND (
    token = 'SgMyQAc21+6tW3WrG7Gbaam9xJNEU4VoL7XvKfN3eDo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )