UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xw5VkuntlCc+MgaYcxKkRds07E2nfRyKNHsFdomARkU=' 
WHERE 
  key_id = '8ee9fcf665dc48533274c5d7b713956480d89340517444c4c42c1b0d7be15ff9' 
  AND (
    token = 'xw5VkuntlCc+MgaYcxKkRds07E2nfRyKNHsFdomARkU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )