UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'BKCfKuSfKT6z/kzX2G6y+QBC49hXQkv/2yNDCL3qLJo=' 
WHERE 
  key_id = '54fa82131146813d93560aa5e148a02fd1d04e4559c675d633926bc7d6542aa5' 
  AND (
    token = 'BKCfKuSfKT6z/kzX2G6y+QBC49hXQkv/2yNDCL3qLJo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )