UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'yhcJDXlcPWPZGLiGUx1Vs9wCKK5SJrpqCzBgokSIazc=' 
WHERE 
  key_id = 'ddf83306bebb7b5e117b8d8317bac5cc65e1d812d958b6e66008d1f6efc3dd3a' 
  AND (
    token = 'yhcJDXlcPWPZGLiGUx1Vs9wCKK5SJrpqCzBgokSIazc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )