UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'XFsay2hFHQ0wu+HUuAleudwzm6z8L7szGi1wE6szQYY=' 
WHERE 
  key_id = 'a48f1dad29370fb1c61d5c10e9d826df411d9e2de38125caae07df1cfa2a4542' 
  AND (
    token = 'XFsay2hFHQ0wu+HUuAleudwzm6z8L7szGi1wE6szQYY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00021