UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Z0hA82zeOr1oMyLnl5n3orOeG5WokDxWQ4wFPgJVUZY=' 
WHERE 
  key_id = '6a5d9ad5c1abe024964e74876a2ee9fb4cd2b79495c2a7b41e893e26008ba305' 
  AND (
    token = 'Z0hA82zeOr1oMyLnl5n3orOeG5WokDxWQ4wFPgJVUZY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )