UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'nPqeTdE911eZprUtpJAXT3MhxnOFcKQq3wt3ExgYBzw=' 
WHERE 
  key_id = '26d97b0b1674f033b1c368ecb080f439876d649556eec9f8f594260e3261d901' 
  AND (
    token = 'nPqeTdE911eZprUtpJAXT3MhxnOFcKQq3wt3ExgYBzw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )