UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '+LrQFD2Sj691tCJAU1sJAr+wCxVJgEXA7/SOulVnrPE=' 
WHERE 
  key_id = 'a4d9df7f59e5a50e3424b58920b4b46a950d5defc693adf136b984581746ff21' 
  AND (
    token = '+LrQFD2Sj691tCJAU1sJAr+wCxVJgEXA7/SOulVnrPE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )