UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'a+IBJT6dPseLaIjfPrFLprJkCGJVRUUXsaYqn8fC5Eg=' 
WHERE 
  key_id = '451dcca7cca92d545b686da579ad945ef5ae2488ebff5dc64255aad62f169fcc' 
  AND (
    token = 'a+IBJT6dPseLaIjfPrFLprJkCGJVRUUXsaYqn8fC5Eg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )