UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4xCu1sgP0ZcwnEkNwnsXog2imEJdjIonVQM4WUynVKI=' 
WHERE 
  key_id = '28808537c36fe85548a3c5438fb96d1cd51ac3761c7218023d5160ec494745d1' 
  AND (
    token = '4xCu1sgP0ZcwnEkNwnsXog2imEJdjIonVQM4WUynVKI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )