UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'txo/gKnzZVq+pZ+qJY5IEUf79ph6KOHF0Po8diPa8RI=' 
WHERE 
  key_id = '75fa12eaf1019c57762ff957cf0312077fba327f18b50a49e0804efb309e4c2e' 
  AND (
    token = 'txo/gKnzZVq+pZ+qJY5IEUf79ph6KOHF0Po8diPa8RI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )