UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'cN/8nj8WFs6gkHc7P8x9nsUpRwbtVwK0Azu1iK0XSLg=' 
WHERE 
  key_id = '8d1a2a32d318d14b83093cff11e56f7055314d2e3faf57cf50b053ce34826f57' 
  AND (
    token = 'cN/8nj8WFs6gkHc7P8x9nsUpRwbtVwK0Azu1iK0XSLg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )