UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'vu4HYyN37poelT5h61FwatglRTH3u5xkNrqW80mAul8=' 
WHERE 
  key_id = 'be84f7b34de828364406ad5a03b89a62d108d1e6182522f278af0f7e645fad56' 
  AND (
    token = 'vu4HYyN37poelT5h61FwatglRTH3u5xkNrqW80mAul8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )