UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ZEKW+UO4B0gznWQSFXuIB112HlksTZAyFPXMO1WaySk=' 
WHERE 
  key_id = '8e004e76ff1d498f2d809e238431e03643da735d20450856ea3f15754a87bed4' 
  AND (
    token = 'ZEKW+UO4B0gznWQSFXuIB112HlksTZAyFPXMO1WaySk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )