UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '+enH4QapNX1BNsDp2BnXojH97HvWOYWPnrBrMrrnOCA=' 
WHERE 
  key_id = '0e0b64389cd6f8c710dc6107dc73a82a97159358c2039f7baecf921d2cd404bd' 
  AND (
    token = '+enH4QapNX1BNsDp2BnXojH97HvWOYWPnrBrMrrnOCA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )