UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'fErp281yjWxxcZ7KwgKP9rlio5baY/ixcrN/xCng/Ks=' 
WHERE 
  key_id = '8cddc51f637a311c93233223e4e0207600f70508acf530a56cd7c6c90c673f0b' 
  AND (
    token = 'fErp281yjWxxcZ7KwgKP9rlio5baY/ixcrN/xCng/Ks=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )