UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ku6QP3NsIJPWJHA7FkefiD8ssnKY7RDLEFDW1GJnKzc=' 
WHERE 
  key_id = '606dc52ae14df0e2f4fe4dc398df135cd7137f8c58749881a89cbd85438ace25' 
  AND (
    token = 'ku6QP3NsIJPWJHA7FkefiD8ssnKY7RDLEFDW1GJnKzc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )