UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MCuwRZa7eYu95ADzTpRWumBpZnbAkXZpwiaB/rLqEZ8=' 
WHERE 
  key_id = 'e0835cdd14e9e14f18979e1be096adee13a02641c47ea081577acb03fa7b6e2d' 
  AND (
    token = 'MCuwRZa7eYu95ADzTpRWumBpZnbAkXZpwiaB/rLqEZ8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )