UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MAzi+vOM3wckTkI5v9DU10XNl95GMaZhE2oqb9mU0c0=' 
WHERE 
  key_id = '0a6bf579ad3f78db00bf985ac66dd44def975ba64995837e4376403cc4c1f2ff' 
  AND (
    token = 'MAzi+vOM3wckTkI5v9DU10XNl95GMaZhE2oqb9mU0c0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )