UPDATE 
  cscart_aprillock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'vmqRSGbUYB7tRMJGixSbk1hE38dE0gt9C0KePg7kwDw=' 
WHERE 
  key_id = '6a37960ff8befb64200c414444489f18a67007f63f417fef041f8939374f9258' 
  AND (
    token = 'vmqRSGbUYB7tRMJGixSbk1hE38dE0gt9C0KePg7kwDw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00025