UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RdPjn2JZdb9dqSn7gF3z6lxk74XpTNcpTrY6YbMbOh8=' 
WHERE 
  key_id = '1a7475ca3b7337654b0da74d3abed6cc9e2ecde949d0c476d07e9ccc1d3a9501' 
  AND (
    token = 'RdPjn2JZdb9dqSn7gF3z6lxk74XpTNcpTrY6YbMbOh8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )