UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Dkm6AqEPynOWc11ACPgAICWRaBNRz4Kgmrk0pTDEnQA=' 
WHERE 
  key_id = 'd511052232b2342e8567bc867839f9049e254d1cc04738c267077255f88ec3d0' 
  AND (
    token = 'Dkm6AqEPynOWc11ACPgAICWRaBNRz4Kgmrk0pTDEnQA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )