UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'j5iREM6gPr0kr9gCZCBpR5R3StwVvzQYa4FM32CpGeY=' 
WHERE 
  key_id = 'dbcdd59a0813d335f5923afe959b70a2164d46f64bfbf0f83bef03a5c03c21b6' 
  AND (
    token = 'j5iREM6gPr0kr9gCZCBpR5R3StwVvzQYa4FM32CpGeY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )