UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'vnhQHier1GDfKDixdngGgYaOeSSLygQD1n+x3+f5ttg=' 
WHERE 
  key_id = '2c876bc516d214ba78cf11a13320656f1db72248b184e45eb60f70253564703b' 
  AND (
    token = 'vnhQHier1GDfKDixdngGgYaOeSSLygQD1n+x3+f5ttg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )