UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Lz7142VDg7w6faIHXqJu2jqSwHeJCuWCe/iFYfVf0Fs=' 
WHERE 
  key_id = '9c042be8f781bac2db038479c6387e3f37b919ea1ed5d3376af9f100c91d2b30' 
  AND (
    token = 'Lz7142VDg7w6faIHXqJu2jqSwHeJCuWCe/iFYfVf0Fs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )