UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'lm98mMdmSTOWxIBN9CsyGCZUjARMmJMFlEDd1VcyaUs=' 
WHERE 
  key_id = '3fd6fa75618d3f48965f99fc5425afc7659875fdc09113c53136bc9df2eb29e3' 
  AND (
    token = 'lm98mMdmSTOWxIBN9CsyGCZUjARMmJMFlEDd1VcyaUs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )