UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'NB8E9WIFo354uUCkmr2P1N2rS+bGY/cPDwc56+aDU64=' 
WHERE 
  key_id = '4e99e868ec43728f72bef7e3dd2b1f82f3b7a9035e432bf4d77b89a9a9248426' 
  AND (
    token = 'NB8E9WIFo354uUCkmr2P1N2rS+bGY/cPDwc56+aDU64=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )