UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'A0m8bwXcavzrAk3cmwyQxq2ywsJZV5RGx3vaS+oLOpI=' 
WHERE 
  key_id = '6166e804a753c2fe5e8a2d603ef8030f2f1bd57d5b5e4bef3690923b2eddbb37' 
  AND (
    token = 'A0m8bwXcavzrAk3cmwyQxq2ywsJZV5RGx3vaS+oLOpI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )