UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'K21CIS4LRExadgNFYjY4ZVtCK5EJZMwHfdTvQByGkbM=' 
WHERE 
  key_id = 'b3709e502e36730868cccab2fa1c8a0f08a06c980fa2a8a98fe4fbf53ac387a3' 
  AND (
    token = 'K21CIS4LRExadgNFYjY4ZVtCK5EJZMwHfdTvQByGkbM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )