UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'kUYEE1JbauWhIRdAu193GaXJkLBybwWFzLBvK9nWI4E=' 
WHERE 
  key_id = '5af516aa472e56175ea1de42b96fd23e9466941294254edc6340f9c340015655' 
  AND (
    token = 'kUYEE1JbauWhIRdAu193GaXJkLBybwWFzLBvK9nWI4E=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )