UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'WvXXaPf53v03jgK6ILQf1BrUcpwemr8RKhpOwcRjl2E=' 
WHERE 
  key_id = '2a8339f71d63da1b8cea486467b1614d9d10bf09f9a63d6695706880246021d3' 
  AND (
    token = 'WvXXaPf53v03jgK6ILQf1BrUcpwemr8RKhpOwcRjl2E=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )