UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'kQfx+FpbSQQIPbDyi9oXHCERRXdavVHOQFPp1J5SWVU=' 
WHERE 
  key_id = 'b93e95e0edc6368273b81ee98fc9c51a14b50cda6fa48216f6e443120309c7c2' 
  AND (
    token = 'kQfx+FpbSQQIPbDyi9oXHCERRXdavVHOQFPp1J5SWVU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )