UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'r45qGBU6HGJaohc0xuOpidh/etjIgm2jKv+fCohvFHA=' 
WHERE 
  key_id = '6b57438b124cc432daa991449858a4f6ddec96f85dbca9b9984368337c44a394' 
  AND (
    token = 'r45qGBU6HGJaohc0xuOpidh/etjIgm2jKv+fCohvFHA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )