UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'e3jHF8/yHLOi4bWt2/a2dVB8fW4BeLlOvuMXhxrht9I=' 
WHERE 
  key_id = '4ef3ad8115acc5ac8941dbe3200114df91387f9a769db51de5799b88744d259d' 
  AND (
    token = 'e3jHF8/yHLOi4bWt2/a2dVB8fW4BeLlOvuMXhxrht9I=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )