UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'W5BEmEtG5v0kASl9MwfnqZzBqJkPTm9QPB3EKQM27ww=' 
WHERE 
  key_id = '7f21812a3a17f125f823dc2f9c2ab43cc12513965d42b45d20d9ecbda9c527d4' 
  AND (
    token = 'W5BEmEtG5v0kASl9MwfnqZzBqJkPTm9QPB3EKQM27ww=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )