UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zX1bYPMo8BcuTZ2imL9j8TFpqED2WX11HFtB1ToiX7E=' 
WHERE 
  key_id = '39a95bcc898fb460c579f80abafda6c99f59ec602595c41ad98c905ab7803dab' 
  AND (
    token = 'zX1bYPMo8BcuTZ2imL9j8TFpqED2WX11HFtB1ToiX7E=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )