UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '91VVpD87jgvWCMocm0/H38EH9f/UDfiu2GbtZ7b6l44=' 
WHERE 
  key_id = '53796452ec5d16e1b6ee2b7fd302774b4cc36e2405f45897e9ab9f651ac46c0d' 
  AND (
    token = '91VVpD87jgvWCMocm0/H38EH9f/UDfiu2GbtZ7b6l44=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )