UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'pELtAWqaOKBqeJvuH4UuYCWiwlXakeO85lia67Aa0dU=' 
WHERE 
  key_id = 'a6d8d7b5bdf00937dd14f2a88286352c5ad1ac1c1d5b12a56e2fc73e34c4fe3f' 
  AND (
    token = 'pELtAWqaOKBqeJvuH4UuYCWiwlXakeO85lia67Aa0dU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )