UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Nsyty6XcnT2uEWeQl4dJYpmE8fXFYV58Z1+HZHU/7ak=' 
WHERE 
  key_id = '52555d967fbb95618d9fc88f2eaa277ae73399bfc07f081a195ddd4776da1397' 
  AND (
    token = 'Nsyty6XcnT2uEWeQl4dJYpmE8fXFYV58Z1+HZHU/7ak=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )