UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'EKpWFnNwmrC28fYvvBUc/snK5/f1ojo0tsBwwSeGVxo=' 
WHERE 
  key_id = '1c8fc693f18dcfb028fcac5aeaa913aada9de0af91d818405df4d36b9c2f1e77' 
  AND (
    token = 'EKpWFnNwmrC28fYvvBUc/snK5/f1ojo0tsBwwSeGVxo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )