UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zgfa+Az2PqvV/D7u8lrIyNLM0+uTxW9PG/wApAcVBaE=' 
WHERE 
  key_id = '4252b5ea437139ac9565db9e64b563698073f291bcbc2273cc538eae8148b7f9' 
  AND (
    token = 'zgfa+Az2PqvV/D7u8lrIyNLM0+uTxW9PG/wApAcVBaE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )