UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ph8vkey78cJYw4EHub4RkMjPifOCPcpJh4xYH4eSToc=' 
WHERE 
  key_id = 'fb2b198cc4257d3c457cd43f0ae40c3c45f5af7e22665e5023cbd26d39cda316' 
  AND (
    token = 'ph8vkey78cJYw4EHub4RkMjPifOCPcpJh4xYH4eSToc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )