UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'H0W2cvYY9RPzco6uAKFB0E99jcOrucltbMGCC5zGAq8=' 
WHERE 
  key_id = '18bfc6a3863aa05b127d67f1b0cc70308ae18bf139404daa2d655d26c0a4858f' 
  AND (
    token = 'H0W2cvYY9RPzco6uAKFB0E99jcOrucltbMGCC5zGAq8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )