UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'QPrEWwWhyNuQ0s8DW3/Xup6YaYuq7cQx2JldiheeJJc=' 
WHERE 
  key_id = '635636abb3e3fdc86be8835e2d53e5adecca4c33e02751a46ddfcd7c87223787' 
  AND (
    token = 'QPrEWwWhyNuQ0s8DW3/Xup6YaYuq7cQx2JldiheeJJc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )