UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'UMPPVb7YzG8LImuwq/lglkEYnWYDWeaKLzqyCjnbsY0=' 
WHERE 
  key_id = '92a2fbb69ae30a79ca8c6291b17ff28557f37da60901ab49f4bdc2f5dfbb81de' 
  AND (
    token = 'UMPPVb7YzG8LImuwq/lglkEYnWYDWeaKLzqyCjnbsY0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )