UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ZWfzSLQA1DrBy29vfNKhOjj1byoSKsc+jqqchO4Y31c=' 
WHERE 
  key_id = 'c281fc2aeeef07f28c17417c2c6f807f9419be09e1825abb61a412091625cdcf' 
  AND (
    token = 'ZWfzSLQA1DrBy29vfNKhOjj1byoSKsc+jqqchO4Y31c=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )