UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '9jD95KhdQxpyoQZow9BdsQtAPfhKSEk0BN3IJLwzxyY=' 
WHERE 
  key_id = 'b90cf4e34201115dd57da131c7d6698bbe359f0fc19c590ec67c45859ca527c1' 
  AND (
    token = '9jD95KhdQxpyoQZow9BdsQtAPfhKSEk0BN3IJLwzxyY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )