UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'gzr/cuq3meeiFSIpbqknTreGflu/5Ac40LNcd7ytHcs=' 
WHERE 
  key_id = '84a30e8b65cff3dd347517e015837439c59f34aab9e006921c37a82243d77091' 
  AND (
    token = 'gzr/cuq3meeiFSIpbqknTreGflu/5Ac40LNcd7ytHcs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )