UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ytaMFeshJt9jyYOHeVEE61JFkkU1ip3Xe9vNJ3/RdvY=' 
WHERE 
  key_id = '94f5ab7a0388d6f2c3bfcf49c533afdabe42970b9c7841dab15a7450dfe6ecb1' 
  AND (
    token = 'ytaMFeshJt9jyYOHeVEE61JFkkU1ip3Xe9vNJ3/RdvY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )