UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'K67SI1V6IBmDdeA7iBpCOYjm85+MDYdPsJkMb7suy7Y=' 
WHERE 
  key_id = 'f298cabcb34f56ec22d4d3e78bead88b0cf324385e723896a5f4b1f85891a394' 
  AND (
    token = 'K67SI1V6IBmDdeA7iBpCOYjm85+MDYdPsJkMb7suy7Y=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )