UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xtmodqNrF5486uJazOTvYmcBcX2ZA4dZoZebm+66IGE=' 
WHERE 
  key_id = '49315ad1e1102d61c81d0b8322988b048f815896e8743fa29f64447cc5f8b3a6' 
  AND (
    token = 'xtmodqNrF5486uJazOTvYmcBcX2ZA4dZoZebm+66IGE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )