UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ej5PKukUV/24LXcqgTSGXwpGxkeOJcf5Bwu5S6ju8rc=' 
WHERE 
  key_id = '09763c0320c9fcfe54d9c87913f809e3c3709a17d1954c67f777856c1cab54e9' 
  AND (
    token = 'ej5PKukUV/24LXcqgTSGXwpGxkeOJcf5Bwu5S6ju8rc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )