UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6+FTtayL4aRNRuJ9gnuzfhau8CR6oa3hjZVTh/i8+qE=' 
WHERE 
  key_id = '3a518f4ad8f86415eeec116540ccafc62a79cd345cd5e5a0be070606c31ea971' 
  AND (
    token = '6+FTtayL4aRNRuJ9gnuzfhau8CR6oa3hjZVTh/i8+qE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )