UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Bh6l3B+QEaGIko9KPZWBCYGIeApNTjOXLoadRYerA4I=' 
WHERE 
  key_id = '95f303f7235f85da050925bd7795cc26dbe4e0f9cee91f8f495d20747d41de7c' 
  AND (
    token = 'Bh6l3B+QEaGIko9KPZWBCYGIeApNTjOXLoadRYerA4I=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )