UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xy+KB+O+pt6EIuyJ0oYgCkijlU36vm/S0udPff3yfSE=' 
WHERE 
  key_id = '4d50676f8c1dad48d7ba0531cf75799109d3ce4df7d7546d68317247e79f6f04' 
  AND (
    token = 'xy+KB+O+pt6EIuyJ0oYgCkijlU36vm/S0udPff3yfSE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )