UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'XnYe3Hfk55ISFZDsya9OjMIbmDWm8DQ1rRpbDAv3AXQ=' 
WHERE 
  key_id = '9fc438eb2cbd88bec05d4da06bf32e88ac9d05aad56adf6390047a95d770dae2' 
  AND (
    token = 'XnYe3Hfk55ISFZDsya9OjMIbmDWm8DQ1rRpbDAv3AXQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )