UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'HEqQhymMyr8JKsHvTct/CtriKbVHG5iLooU3GTtBUXo=' 
WHERE 
  key_id = '29e621d930f9e0b8b2a0b22d56f54feb25d3a97a67e211942d875b187c96792b' 
  AND (
    token = 'HEqQhymMyr8JKsHvTct/CtriKbVHG5iLooU3GTtBUXo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )