UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'UBJoSXHAuwwVG2v1UAXHshi8MDErbx8B9xOJ9fJzAZk=' 
WHERE 
  key_id = '492343d29978cd6e853f4dad7d76d24d6692ffacde3deb8c06348f620af773c9' 
  AND (
    token = 'UBJoSXHAuwwVG2v1UAXHshi8MDErbx8B9xOJ9fJzAZk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )