UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'WXXrKauLXuLVCbj/NBSU6B5g1sA6O2fHwuBT9+IbPKg=' 
WHERE 
  key_id = '21cee0c7050c2c008912a61c23185f79269b5f732f50d98236b5ed3aac69e236' 
  AND (
    token = 'WXXrKauLXuLVCbj/NBSU6B5g1sA6O2fHwuBT9+IbPKg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )