UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'FRmGnNtR6g+9rraRj7mJ+z9fQBgr6oTaUFDEZGb5MKY=' 
WHERE 
  key_id = 'c211ed21b268ca04f7e2bf8bdb4f661a9c5de8e884212a07002a1e5cebc05f95' 
  AND (
    token = 'FRmGnNtR6g+9rraRj7mJ+z9fQBgr6oTaUFDEZGb5MKY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00048