UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'tm3wAb5ZTbOjqjAgBeufu869nxVwE7ipUcAslrksEqU=' 
WHERE 
  key_id = 'b5c673facaba6e54dd54a185ca52109e44dca9eeea2723761021c6401874a359' 
  AND (
    token = 'tm3wAb5ZTbOjqjAgBeufu869nxVwE7ipUcAslrksEqU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )