UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'vnQal8o+NrzbpWzb0DOmm6vwbAA4K8LK7uWVI0azQdQ=' 
WHERE 
  key_id = '4f797ab525cf7efab8be440eaced705f3636a84e554a94158ce48aeac2b0a7d8' 
  AND (
    token = 'vnQal8o+NrzbpWzb0DOmm6vwbAA4K8LK7uWVI0azQdQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )