UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'TSlNBi23Iej8roSZouHMx3BwzdGbT9PRnmoT9xjgtl0=' 
WHERE 
  key_id = 'a234d41da638713b88191da61605b770fd5caccc5f43a900b5ff76e5e9af0049' 
  AND (
    token = 'TSlNBi23Iej8roSZouHMx3BwzdGbT9PRnmoT9xjgtl0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )