UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'n/0a5RR4UUoUz+eb8FSwNSsUBxGWyyf2wCStXMTGm9M=' 
WHERE 
  key_id = '8421b7952b4afac094756c228ac58de0417c7688b6d43649dfa0f66a7be9c325' 
  AND (
    token = 'n/0a5RR4UUoUz+eb8FSwNSsUBxGWyyf2wCStXMTGm9M=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )