UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'eEcQSXOq4HrJyIyRLTw6nxiVWjD1ptudpEqCiB/iBFs=' 
WHERE 
  key_id = '2a307a2608de66689e192fe823c75116bc4b871d258019d557aaff6a10d3c410' 
  AND (
    token = 'eEcQSXOq4HrJyIyRLTw6nxiVWjD1ptudpEqCiB/iBFs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )