UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xEBdfOF1fdd842GqemTodd8iZH15435a54OqXHJwSnE=' 
WHERE 
  key_id = '77a6d5671bdc3a9e541255cb3166e340de08a46a515a97f9848660bcaa83819f' 
  AND (
    token = 'xEBdfOF1fdd842GqemTodd8iZH15435a54OqXHJwSnE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )