UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '74SSpwEpOLxou2z9alRasZTY6wISbofpQRtuT3Noh5w=' 
WHERE 
  key_id = 'f0408c2b0ef22dacb0b8196a51a200337ccf6d25defe26c9a682b99cf88cd31a' 
  AND (
    token = '74SSpwEpOLxou2z9alRasZTY6wISbofpQRtuT3Noh5w=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )