UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 300, 
  token = 'i5tFCJo+gW4tmYonPGUKmI8AykMv35FmADaFYAD7qQQ=' 
WHERE 
  key_id = '3b09f94cb75d436a990695ca9934dc53ae72094ec703183099271ef1adf67ef0' 
  AND (
    token = 'i5tFCJo+gW4tmYonPGUKmI8AykMv35FmADaFYAD7qQQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )