UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'VLkk/wFk9jJJbhtSv3gjvT9i/w6QP1bCHHX0X+d/ua8=' 
WHERE 
  key_id = 'b2040d735f558405314ee035e9f260ddbe3ac74ac17cdd3433ba0e365804a096' 
  AND (
    token = 'VLkk/wFk9jJJbhtSv3gjvT9i/w6QP1bCHHX0X+d/ua8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )