UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'r5GfSpVdnbKM0J9aiqSWfDGQgQf2v/ji8MOBJBjvBxs=' 
WHERE 
  key_id = '2db9eb7f158dc85aadde9fc544acf8e75fc5a6781b344a110e8092d088fc415e' 
  AND (
    token = 'r5GfSpVdnbKM0J9aiqSWfDGQgQf2v/ji8MOBJBjvBxs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )