UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MzMoAxXiC3gMdFVhE9vN3eMFbXKwGyEjK3KqwiWchdk=' 
WHERE 
  key_id = '2a19efb388826a8da49a9300cfb057e61a4e5cacaca8aa782c1e95827477574b' 
  AND (
    token = 'MzMoAxXiC3gMdFVhE9vN3eMFbXKwGyEjK3KqwiWchdk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )