UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6ip7i6vxTUB9kWAeKvtd/jHFBSex4wmvjXj9Nqm4y/s=' 
WHERE 
  key_id = '2e8409d7c2800a3616eeb3035b4799bddc66a69d18eb731597b29d8f2f6ab442' 
  AND (
    token = '6ip7i6vxTUB9kWAeKvtd/jHFBSex4wmvjXj9Nqm4y/s=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )