UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Cb+8NTj3k9s3y3SWd4ZR0cD/fAQtwKrULPoDUaSMfPY=' 
WHERE 
  key_id = '4236e3fd0ea1f8a8dc88d70e3e0515265c53f2358d801fe74af259ee7ee3278a' 
  AND (
    token = 'Cb+8NTj3k9s3y3SWd4ZR0cD/fAQtwKrULPoDUaSMfPY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )