UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'e4y9JW4dpOYNgD5gC7VrXlolRb42+1bOeWNpi61pnak=' 
WHERE 
  key_id = 'f6635dde2a121d6e900a9a0dc329158700b6490ae8a9cca393379dbb383b9a1b' 
  AND (
    token = 'e4y9JW4dpOYNgD5gC7VrXlolRb42+1bOeWNpi61pnak=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )