UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zpQ8GTRkQGq9ddTr0h7I0xfuaFO1FT7Ny7cf00XKFdw=' 
WHERE 
  key_id = '5993f0cf4729cd9b12240c1fd80dbe1935cd4059ed088a37239e5b5854dcdde2' 
  AND (
    token = 'zpQ8GTRkQGq9ddTr0h7I0xfuaFO1FT7Ny7cf00XKFdw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )