UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4t1ew8XCaGj4n0ZW1x0otMY0oKNf87x6sZ5GFdbcdWQ=' 
WHERE 
  key_id = '69926599f840cb0392fa0d9438a2ce675e8b476d559f66393a984d20429713db' 
  AND (
    token = '4t1ew8XCaGj4n0ZW1x0otMY0oKNf87x6sZ5GFdbcdWQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )