UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'BhOfOxO5ee9j5vsOh/LUe7dSL+PHWDWCE/4StBectrA=' 
WHERE 
  key_id = 'ffd48025f712397ae05800045dbd512707938bbf9f0d556987f0dd1ef2b487b4' 
  AND (
    token = 'BhOfOxO5ee9j5vsOh/LUe7dSL+PHWDWCE/4StBectrA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )