UPDATE 
  cscart_aprillock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'gtJQiK5p/KRxeOYv6grlUKcMGE4Atfts5vQ04SNJLrI=' 
WHERE 
  key_id = '6879388a9f28079d4e6fd8028eb0a39dee3fdedf06a602eda4eeacadc3d5b6c2' 
  AND (
    token = 'gtJQiK5p/KRxeOYv6grlUKcMGE4Atfts5vQ04SNJLrI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00033