UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mzfTn14XL3A9gX9nfK3yEVlCCOWp1/JcMD+HAZpcOlY=' 
WHERE 
  key_id = '19a8bb2158a630df2e391bdb7c66a4b4317b89d82993f4c3f758f2e154572c4f' 
  AND (
    token = 'mzfTn14XL3A9gX9nfK3yEVlCCOWp1/JcMD+HAZpcOlY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )