UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Ec54DGQTwdWEYLCkvRUnuNDukO/nQKm32IkN07UVsMk=' 
WHERE 
  key_id = '08636e890ffe2ce0e6001824efddd3e52df4559ac9977ea6aec48e7aba808be4' 
  AND (
    token = 'Ec54DGQTwdWEYLCkvRUnuNDukO/nQKm32IkN07UVsMk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )