UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PKoLh5meBcjPq7hKZt6xDnQaMiMelFxo0kUgd5rKudM=' 
WHERE 
  key_id = 'c8894ea19196e80397504144da833551cd1b74e90a188715be3a5272c1c62497' 
  AND (
    token = 'PKoLh5meBcjPq7hKZt6xDnQaMiMelFxo0kUgd5rKudM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )