UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'N8VuFfIVbNKB5EibZwgGyCLvczMAV12fY7EFwPIgvKY=' 
WHERE 
  key_id = '5593e03b8a7852fa52d93b05ab27c782117cc303cdb6c047cfbd97a09d80f44b' 
  AND (
    token = 'N8VuFfIVbNKB5EibZwgGyCLvczMAV12fY7EFwPIgvKY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )