UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'bx7eBI6Px2ZMikhwQb0VNQx3csyiHZUszvkMHuqJ+Tc=' 
WHERE 
  key_id = '8dd7a7013c0badc59c56468c9792e20179912684671d79d5b86b0f508b6259a7' 
  AND (
    token = 'bx7eBI6Px2ZMikhwQb0VNQx3csyiHZUszvkMHuqJ+Tc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )