UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6egDK5gkQJeVJEK7NS0EVLDyTlkwf19DgzUm4qBvUWI=' 
WHERE 
  key_id = '7f2d997fd6d13bd21194a775a570f07eb57aa4de992a7aabf1dccd57e05f7ec7' 
  AND (
    token = '6egDK5gkQJeVJEK7NS0EVLDyTlkwf19DgzUm4qBvUWI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )