UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MnsjtThHO6hcWXWiRNITAB1xW7ybspam2a7ZmpMoiKo=' 
WHERE 
  key_id = 'a273d521f67f5cd93a61ded86222e5cd2e355f2b6598d27c52887400b4ef9cb9' 
  AND (
    token = 'MnsjtThHO6hcWXWiRNITAB1xW7ybspam2a7ZmpMoiKo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )