UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KPqHIOAg2k0sD7UhmZfTjSrKAYllbVtQDsET/t2cAkI=' 
WHERE 
  key_id = '37546bed533d62c89c7834d95f02a2b03a54af7b066d06f431777f05546be309' 
  AND (
    token = 'KPqHIOAg2k0sD7UhmZfTjSrKAYllbVtQDsET/t2cAkI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )