UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'iu6EjA7GEqK19iWOBRvBxsNv+KvKvCCEEP5+/jOWIJA=' 
WHERE 
  key_id = '1221993cf1322acddffc1ce4760b165953dc089cbff747ee596a4fd3e599ed75' 
  AND (
    token = 'iu6EjA7GEqK19iWOBRvBxsNv+KvKvCCEEP5+/jOWIJA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )