UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'SGG4KVXB3dRtgAxe8Op8rVhs4FpPcNQc1Th6wmZZqAs=' 
WHERE 
  key_id = '21e9f4b8be5dc88ca9c904bfdaea60402a357b93172273591b1ef7a64fe1c912' 
  AND (
    token = 'SGG4KVXB3dRtgAxe8Op8rVhs4FpPcNQc1Th6wmZZqAs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )