UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zulhmrL0PeedDVIiRMu4LB//Sbsm0QzQcur0Oeoxjcs=' 
WHERE 
  key_id = 'd78d8c944d36a6add71285614b1b47d78af317b3eb627a82780273f6243b646a' 
  AND (
    token = 'zulhmrL0PeedDVIiRMu4LB//Sbsm0QzQcur0Oeoxjcs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )