UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'K31gxjYcw39rlGJV7VP7Dbdf0f/DYrkxEp2SS7XpKD0=' 
WHERE 
  key_id = 'eb18eb5598889d84d5b3439067d77ad86014cf549b6741d916cccc738e26b851' 
  AND (
    token = 'K31gxjYcw39rlGJV7VP7Dbdf0f/DYrkxEp2SS7XpKD0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )