UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'M1g0lwa51EWBjkHObYv87A+p7SNUbQT7JFDm6H9IkL0=' 
WHERE 
  key_id = 'c8a8bbd50760d6722d4c95b6651644efcf9a555096d3e122f2eb7edea3662697' 
  AND (
    token = 'M1g0lwa51EWBjkHObYv87A+p7SNUbQT7JFDm6H9IkL0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )