UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'fLaJUcXmDjsTbgZbGi10+ppAJiarEK2A9XhgLlkLRuY=' 
WHERE 
  key_id = '4b97d9c1bdf6278b6a8e63d0be5e9aff0690ed73dac28cdbcb27d8aafb2e6077' 
  AND (
    token = 'fLaJUcXmDjsTbgZbGi10+ppAJiarEK2A9XhgLlkLRuY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )