UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mUc5j5pyFEJx0MsfbKm7HHE9Umk3UUQ7b6KbfZypyR0=' 
WHERE 
  key_id = '984fe2ef5235e33ab3e7f545858eb14dc1081ceda64c5157f7bb0374c99beff6' 
  AND (
    token = 'mUc5j5pyFEJx0MsfbKm7HHE9Umk3UUQ7b6KbfZypyR0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )