UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'l04McvW8FHKt+zdA8mlJ3wLYUeyVQlZTtNMwVBSyDPA=' 
WHERE 
  key_id = '3563939e24fd23d40367ca8781940b76b1ec5f9c501a69a7f2c7ab046a0e2bfa' 
  AND (
    token = 'l04McvW8FHKt+zdA8mlJ3wLYUeyVQlZTtNMwVBSyDPA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00060