UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'gn6dR8/aaShGKQj8TPWkXkt6O76+hC+r6KCEMLsUTMk=' 
WHERE 
  key_id = '5479337f81308875e1a16e7e867cc5f68d31eaeb171f5d55fb970c69373aa940' 
  AND (
    token = 'gn6dR8/aaShGKQj8TPWkXkt6O76+hC+r6KCEMLsUTMk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )