UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'qg2FU8celG3SeimkKy79kvBqqA5GvK1ElIJmpi/2B6I=' 
WHERE 
  key_id = '49555d8fccef03414a16a03669b19caa79afe6ab6c3fccd0b0814a2764723733' 
  AND (
    token = 'qg2FU8celG3SeimkKy79kvBqqA5GvK1ElIJmpi/2B6I=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )