UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'T7wAg0bglU9PmT5p0P3I2LbmFs6oBi188kirqdqSew8=' 
WHERE 
  key_id = 'e75e224d450829653aa585abdbc8b6d6cde914c7a55007d06658b320438bcfca' 
  AND (
    token = 'T7wAg0bglU9PmT5p0P3I2LbmFs6oBi188kirqdqSew8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )