UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xLj06IDqJkc6PHsGL8VbIOjsX1yQiWq8mXNz+slVFxk=' 
WHERE 
  key_id = '3d12641bdf53b33a87bbea91438af5813c55fa2bbb7bbc8ad8df6358c2e7c5b4' 
  AND (
    token = 'xLj06IDqJkc6PHsGL8VbIOjsX1yQiWq8mXNz+slVFxk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )