UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6nKXxITSOb7Oc/YVxHzv7H6tEn/Tc/6NaSzai58OMeQ=' 
WHERE 
  key_id = '57d4789209c9f49750a2f21d72eac97a1f96bbc99e8d0cf35acf1494363e898a' 
  AND (
    token = '6nKXxITSOb7Oc/YVxHzv7H6tEn/Tc/6NaSzai58OMeQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )