UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xWDB41DmCW6TCbXqKToq3MNYurPE39jFQezv+g1pqBc=' 
WHERE 
  key_id = '77eabb2478071a6ff805aa79f51ca13fbbea7c7bbfa4fdcbfdfea8bc4f8e95a8' 
  AND (
    token = 'xWDB41DmCW6TCbXqKToq3MNYurPE39jFQezv+g1pqBc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )