UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'fjdz5K7xXle5oG74UvIpMcPfAb2ZAJAw0nvdjAXMNDc=' 
WHERE 
  key_id = 'b4095e42ccd6e084bbeda361ecde6b78abf1227ce181159d92c7204bf276e257' 
  AND (
    token = 'fjdz5K7xXle5oG74UvIpMcPfAb2ZAJAw0nvdjAXMNDc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )