UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'vxJzquhu3p1TzV65Xlbk0WABdqyADMnq7Ofs7g6ybLo=' 
WHERE 
  key_id = 'c312e1a589c586eb6879837359fdd137c87e8618315f14209c5453087dd950a2' 
  AND (
    token = 'vxJzquhu3p1TzV65Xlbk0WABdqyADMnq7Ofs7g6ybLo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )