UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mMfubUnNqHNWJviBW+vXmvdWyeK5AmRrxCZULdLNh00=' 
WHERE 
  key_id = 'f5f944cf9aceb0eead31d4027558f2277d948df7247b36346ec6291f06a7ca2d' 
  AND (
    token = 'mMfubUnNqHNWJviBW+vXmvdWyeK5AmRrxCZULdLNh00=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )