UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xCrWDXLuxvSztk+ihBznkunLM9zmgWltwSRD+ntAePw=' 
WHERE 
  key_id = '8a00fb231647daa3e0387c4fc7c78efe075ccb28beeac36459d3f2d3a1537df0' 
  AND (
    token = 'xCrWDXLuxvSztk+ihBznkunLM9zmgWltwSRD+ntAePw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )