UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Q94pYg3ZSlR0obOd0SsexuxYM805eMvfcdbhWZf5t2Y=' 
WHERE 
  key_id = '855958eb734e1763e8f15ef34320d76331bdce51091949a72e2838de36667292' 
  AND (
    token = 'Q94pYg3ZSlR0obOd0SsexuxYM805eMvfcdbhWZf5t2Y=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )