UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'P/99dqH46pXc05/BPa3KMuAm6Jkl2YG9icQ2CJCQfOA=' 
WHERE 
  key_id = '226a37efc7b179c1d6d7cb14d9a0faea272ce03719182434869da602e588917b' 
  AND (
    token = 'P/99dqH46pXc05/BPa3KMuAm6Jkl2YG9icQ2CJCQfOA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )