UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Pp5vTxzrm/uDWbB3PBqRnKzupSfhE3ElByV4bBl/x/Q=' 
WHERE 
  key_id = '7261e85434dbfb818512dbaa5dee71a77faad6ceedd7ef783f68ba6daf570731' 
  AND (
    token = 'Pp5vTxzrm/uDWbB3PBqRnKzupSfhE3ElByV4bBl/x/Q=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )