UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '3PkiCPCwbX5kGZhJLgUEsAb78R7nfGQAJp3tgAc0RZM=' 
WHERE 
  key_id = 'a6e90a31c2c8f81f2aff19d072870d67145c6bea24247c2393f059f34d2e3bbe' 
  AND (
    token = '3PkiCPCwbX5kGZhJLgUEsAb78R7nfGQAJp3tgAc0RZM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )