UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '5Gq6vtSczz3zY3VYpn2ZoIil8ftIT+cbaCRrwLydc9o=' 
WHERE 
  key_id = '55a51df5c3bd4adcbafebbe54a37a5302a66ee79508ad07d02b7a0c50714118f' 
  AND (
    token = '5Gq6vtSczz3zY3VYpn2ZoIil8ftIT+cbaCRrwLydc9o=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )