UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KZTb/S25+FkKGxCIBWb5g/mfedbNiPJVSIE83l0V3no=' 
WHERE 
  key_id = '856efb48d3537df80802cd2cbcd200be5c92ad8f032c12c79804a54bd5c9d7b1' 
  AND (
    token = 'KZTb/S25+FkKGxCIBWb5g/mfedbNiPJVSIE83l0V3no=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )