UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'L4Xgxr9npi3hmsb27/NL3l5JJdS1HqZNw2mcsuWPSR4=' 
WHERE 
  key_id = '4ca135c5b5dba9877ebd40a64685aa1bf510131ba278eb7ae65c4d2f2430b53f' 
  AND (
    token = 'L4Xgxr9npi3hmsb27/NL3l5JJdS1HqZNw2mcsuWPSR4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )