UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '27us3loalqwhEJao3GCFx/ieaUom3V/ueMZxvRE+pWo=' 
WHERE 
  key_id = 'a12fa2f1bb8f24c16b64baff5cd32c313d43f94f2b436191af3756d2a2f05c5b' 
  AND (
    token = '27us3loalqwhEJao3GCFx/ieaUom3V/ueMZxvRE+pWo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )