UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Gkz1PFRUiG5mj4rS6CA9pIprgSwiPydt3Y9J537FKYo=' 
WHERE 
  key_id = '9b3ecad9354958e48257b5137d86050c8be714cd010786c022d5c1fc704c5f32' 
  AND (
    token = 'Gkz1PFRUiG5mj4rS6CA9pIprgSwiPydt3Y9J537FKYo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )