UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'aq7uEyYLTCJ+c8A4Bs//jH/KYZQj+El8gmFbfk/p/RQ=' 
WHERE 
  key_id = '917188ef7fe956490af8de5c6043c76da32f96cfafe70b3939a36154a919075a' 
  AND (
    token = 'aq7uEyYLTCJ+c8A4Bs//jH/KYZQj+El8gmFbfk/p/RQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )