UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'W3GceVwMD+ICEk+ln66MpbuZEwHxEZjT2M7vUg1UaPw=' 
WHERE 
  key_id = '3f99bb9b878eba8b1a77454aa03594c66095bdb585b3b0a4597a1de743730709' 
  AND (
    token = 'W3GceVwMD+ICEk+ln66MpbuZEwHxEZjT2M7vUg1UaPw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )