UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'AFiMpXn2lwdaAK0+epn5dchKcUIOhDqV4JnFkX6+kuo=' 
WHERE 
  key_id = '75b77aa12431a3d935489e91d0cfb92a3c68b68ea875c9db05e0ad1457fde58a' 
  AND (
    token = 'AFiMpXn2lwdaAK0+epn5dchKcUIOhDqV4JnFkX6+kuo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )