UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'HTNQenN3rXwv521Jk+EzKGlaOxE1LtnkrP4oWZapILs=' 
WHERE 
  key_id = '68be1eccfedc20130545a01a92abad1e81ee3f9574efed5e4ecd77121ad45955' 
  AND (
    token = 'HTNQenN3rXwv521Jk+EzKGlaOxE1LtnkrP4oWZapILs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )