UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'EuVt7zktrYsNXiXXpwSMjkuL0KnrDk2WaTmmqq1IWrE=' 
WHERE 
  key_id = 'ffbe5f94c01cff4585430b2f34253d7d6b3a3d47694b42405ebe1dc9249ed54c' 
  AND (
    token = 'EuVt7zktrYsNXiXXpwSMjkuL0KnrDk2WaTmmqq1IWrE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )