UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'aGwpyQbYhS9TjqSr1LwvCuJvdVZI/8CZ+Oak+KOMhT8=' 
WHERE 
  key_id = '2a0f1ffe6f838afbeee335bdeb6b043a4ea0c817ef9d47ec72250ed08198415f' 
  AND (
    token = 'aGwpyQbYhS9TjqSr1LwvCuJvdVZI/8CZ+Oak+KOMhT8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )