UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'IwWe/auIpjUn4lC1nOXFCKQFDBIIwt4riTY3QxlqThs=' 
WHERE 
  key_id = '1f5fa68b338962bb03cffbd1672d654b733eb598d5d1dfc8011404517d067589' 
  AND (
    token = 'IwWe/auIpjUn4lC1nOXFCKQFDBIIwt4riTY3QxlqThs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )