UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '29Lt81vUulX2jqYc6VMS1DrJs2QV41Juzv2UjEk8mAE=' 
WHERE 
  key_id = 'da977e65443df561c460855394bb53dec8c00d1c65a895a0eb2c6e746f0e405e' 
  AND (
    token = '29Lt81vUulX2jqYc6VMS1DrJs2QV41Juzv2UjEk8mAE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )