UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'tU3jlxcCbO+9uY6MAx/twB3IxvHqk4fY5nDkxwFdka0=' 
WHERE 
  key_id = 'ef73ea349b5c0d4cb409e1e7626daa8e93b2fb13e6da5978921becf4e1807574' 
  AND (
    token = 'tU3jlxcCbO+9uY6MAx/twB3IxvHqk4fY5nDkxwFdka0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )