UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'e68spimUB8jAx2iB33G0Z3mM8lWavjLvTVbd3uyyDXA=' 
WHERE 
  key_id = '85e3176aa2ee96a85c7cb9639c0e20895445907369a750041df8e73a863a6171' 
  AND (
    token = 'e68spimUB8jAx2iB33G0Z3mM8lWavjLvTVbd3uyyDXA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )