UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'fr9czNd9rOm9fQhzHGHVwHPNM0r4nERlSU6vThwF+d8=' 
WHERE 
  key_id = '894bac5d470efcc90a7448b1b4e9c2b72496f41c9db2dd811220a6bc465c03d8' 
  AND (
    token = 'fr9czNd9rOm9fQhzHGHVwHPNM0r4nERlSU6vThwF+d8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )