UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4NwJcgEv/qPbUwgM3ADsNG8aaVPxeGS0TRFRMYm8co0=' 
WHERE 
  key_id = '49cd00b32cce4092a48b3e3316cc303cebf0551724b48d72185f3bb656c6e24a' 
  AND (
    token = '4NwJcgEv/qPbUwgM3ADsNG8aaVPxeGS0TRFRMYm8co0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )