UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'r7il5dg42yrvG11sBW128yE0hnYX4dxtOMiXA88DSAU=' 
WHERE 
  key_id = '398e2f84eb6947544c37b827594438bb162f5bbe57631a19ee303211247d3a4b' 
  AND (
    token = 'r7il5dg42yrvG11sBW128yE0hnYX4dxtOMiXA88DSAU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )