UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'M//WBZMx/d+xOp3fzw64HOLzS71qGrtXzVKxHbfzzq8=' 
WHERE 
  key_id = '8990e43aa80ee43c01cfb94c8cc1a78c4588150c6577cc7c1355fba243a0a260' 
  AND (
    token = 'M//WBZMx/d+xOp3fzw64HOLzS71qGrtXzVKxHbfzzq8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )