UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'fxty25qtNt+ix+rps50QDzRGylFc6jGrYIl4E0nMMjk=' 
WHERE 
  key_id = '496cf98238f2936c6cb72bd91c067f181404662d50c09f5479a3587f36559038' 
  AND (
    token = 'fxty25qtNt+ix+rps50QDzRGylFc6jGrYIl4E0nMMjk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )