UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Zh36NBgawfCz+hkhkjvJI6L5nkAKVjo6Z1ujKWrmkKA=' 
WHERE 
  key_id = '46a2bc1c6926381cc4aa1407eca1f76586f484260380a8eb90e3b3f4e357258b' 
  AND (
    token = 'Zh36NBgawfCz+hkhkjvJI6L5nkAKVjo6Z1ujKWrmkKA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )