UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'iDXjtMvcwFNkGEvVu8rKblr2T96eRuS6wfHhoPxvPWA=' 
WHERE 
  key_id = '78844a840b24484836ab5d9e8bfa560fcdd0baeb27040257243507599db8fe7f' 
  AND (
    token = 'iDXjtMvcwFNkGEvVu8rKblr2T96eRuS6wfHhoPxvPWA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )