UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'yPTtb2vsXUEg7MD1eiPp/YRjf7PKhivj/w1UwtpIg3w=' 
WHERE 
  key_id = '2147bcf58f6fe745c29fef7b88fc8842e05bb3699155a1e0898a231282bc9a83' 
  AND (
    token = 'yPTtb2vsXUEg7MD1eiPp/YRjf7PKhivj/w1UwtpIg3w=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )