UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'QtG+rxb7+Fe/tJaGr5IJdE22LYLaRgjsr47umYrSBis=' 
WHERE 
  key_id = '8aa175615d2739802e17a3badbca54778e1b236013176865b3d5bd768f719b33' 
  AND (
    token = 'QtG+rxb7+Fe/tJaGr5IJdE22LYLaRgjsr47umYrSBis=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )