UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'da2iDusA4dgsWxNsetY22S56lVUYuFbsEdSxbTbf7Tk=' 
WHERE 
  key_id = 'e873bee261ca7955d01b2b9d5dfc69e3e81b5ec8c432601475b9c1c5cfb10366' 
  AND (
    token = 'da2iDusA4dgsWxNsetY22S56lVUYuFbsEdSxbTbf7Tk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )