UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'M9KiO7eCajtBgdfcqjwqS4YPT4ULkcFfV47Kq2QoXCg=' 
WHERE 
  key_id = '846474a693a6972a5e2184917562d884854c9b2fc9a7d8e8daeddf2044883339' 
  AND (
    token = 'M9KiO7eCajtBgdfcqjwqS4YPT4ULkcFfV47Kq2QoXCg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )