UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Mu8FunobagbnHFDq4ax8V09oLlpdkInobX1X1PiAWtU=' 
WHERE 
  key_id = 'd2a4a38d6de22fbab68d03240799254c1f4876968cb0458eb113e59adc7c01f0' 
  AND (
    token = 'Mu8FunobagbnHFDq4ax8V09oLlpdkInobX1X1PiAWtU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )