UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'G6I2U5L7qYFIh1srkZ3hRaFOdvvQVaTujCnl0/sioYc=' 
WHERE 
  key_id = '4e170baf3e9ba0dad50f737c0042d5f07be9b9c5c0901e4e3b371aec5e50d720' 
  AND (
    token = 'G6I2U5L7qYFIh1srkZ3hRaFOdvvQVaTujCnl0/sioYc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )