UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ryCAmXSw7qy3q4B+/UaEDRI2c/xjzxDOtE6FKOXnkls=' 
WHERE 
  key_id = '83e46daee6b2f73d6125a3a21cedff5afda13a958a9d77178a2ee40f89318ac9' 
  AND (
    token = 'ryCAmXSw7qy3q4B+/UaEDRI2c/xjzxDOtE6FKOXnkls=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )