UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'GovYT/BZ7qBqOKzz8dcUT5e4Bp2d96Mj6yxIDEXzyKs=' 
WHERE 
  key_id = '8bfa14be019f7fcfd017bc0b0fbf20f3b349fc1bca2ca853ab3a7bb70da853c8' 
  AND (
    token = 'GovYT/BZ7qBqOKzz8dcUT5e4Bp2d96Mj6yxIDEXzyKs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )