UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'pykJ9EPWE6FbeO9C4CMdwVx5zGkMo4AZmV3kVirDu24=' 
WHERE 
  key_id = '68f5397ca3d5fd480003e99aa0b96a32a89759cec34f70f409a5b5cd3f668706' 
  AND (
    token = 'pykJ9EPWE6FbeO9C4CMdwVx5zGkMo4AZmV3kVirDu24=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )