UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'VR1xJhRZE4NSAE+Hu15/VkCOMCgekMYb6ahyK9SAYuE=' 
WHERE 
  key_id = '135b3d03264d7fda9ce0cb0a135ebd694fd6e74b58946c9476cd6a381235b066' 
  AND (
    token = 'VR1xJhRZE4NSAE+Hu15/VkCOMCgekMYb6ahyK9SAYuE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )