UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '3SOWkJ/bj+3QdCwaoPLTaIPEnRQdga3IEq9qrABfJIs=' 
WHERE 
  key_id = '1aaaaa99c9dedb339dfed390bfdbfb8a3ed7cd62dcc4ecb8f7e5d87b74f98fdc' 
  AND (
    token = '3SOWkJ/bj+3QdCwaoPLTaIPEnRQdga3IEq9qrABfJIs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )