UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'vKSuVgN7gQOg+fqJ3XFYXU4tgD5+q9NCGjIe3/15zH0=' 
WHERE 
  key_id = 'e143bbb19b1519c408f8939c46921d3d1cc622ccf519f39cfba0203712ceb40a' 
  AND (
    token = 'vKSuVgN7gQOg+fqJ3XFYXU4tgD5+q9NCGjIe3/15zH0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00036