UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'U5d8rGuCb5U+xt7bmDwP1RS54ccE+rzS29tA8L9KfdA=' 
WHERE 
  key_id = '2a75a966758241c02273288cf491a65ca82654f515b00a0f890e149e5eeadc70' 
  AND (
    token = 'U5d8rGuCb5U+xt7bmDwP1RS54ccE+rzS29tA8L9KfdA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )