UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'jAu5c/p1yxFqKEYPv9muam5AkHxv5kF0oB9vwBapOIQ=' 
WHERE 
  key_id = 'a0903473d6c438f8945d12a2993946d842b42788f1ded0de309478a03bd1bdd2' 
  AND (
    token = 'jAu5c/p1yxFqKEYPv9muam5AkHxv5kF0oB9vwBapOIQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )