UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mIZkymAzL9OIpDrqq4ysyjMAsI6RTepo9iRdUL2+IKA=' 
WHERE 
  key_id = '262ec627caa771e306cb5080aebb1343215c5076dbcc16c5f7fdd21fa1f0f139' 
  AND (
    token = 'mIZkymAzL9OIpDrqq4ysyjMAsI6RTepo9iRdUL2+IKA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )