UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RVNH+yloYW3HKvaTD/YkgLgwFXA38chOKuBXjh75/cc=' 
WHERE 
  key_id = '92c0d2da191ac46e89015a16fbaa65ed34c547b370852fbe22b1f3a601cd8440' 
  AND (
    token = 'RVNH+yloYW3HKvaTD/YkgLgwFXA38chOKuBXjh75/cc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )