UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'fkhGzYwig75aL+cgBf9O5XxNGD7Ddzz6KoY0rSJpAlc=' 
WHERE 
  key_id = '8a6e1af36279fa3ea616b212ef23cc47b7b3ebd2b40b4e4bfcc0972f58d17105' 
  AND (
    token = 'fkhGzYwig75aL+cgBf9O5XxNGD7Ddzz6KoY0rSJpAlc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )