UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'y3qksdCZYKNHdPUjucQ2btRny+yBLWpLNmNrvl/MAXE=' 
WHERE 
  key_id = '81709956f71e5b82c22fba3f4df49f9e1111d652624d2968627ce68bbd9624db' 
  AND (
    token = 'y3qksdCZYKNHdPUjucQ2btRny+yBLWpLNmNrvl/MAXE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )