UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'k/FM5YJbfPVPEo3pP5HF/FBlTPkKqhEppfbOH8aH93k=' 
WHERE 
  key_id = '6d38ca6f0081a2292fac49ccb2405cbe0a0d15c4e7c9e067b994c53c1e4bd3fd' 
  AND (
    token = 'k/FM5YJbfPVPEo3pP5HF/FBlTPkKqhEppfbOH8aH93k=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )