UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'c6u7HwxBYu5cqIGqdSkdJ7Wx+5FY6AS97ReYwEFMpiY=' 
WHERE 
  key_id = '451f001c1e6dab84a7a2259b86739fc32b765604400f187e1c9888e9d845271f' 
  AND (
    token = 'c6u7HwxBYu5cqIGqdSkdJ7Wx+5FY6AS97ReYwEFMpiY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )