UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'EmVvcs0yMrOIYbvIdIURCG6WeZo39oBrvIprldwNPXc=' 
WHERE 
  key_id = 'c479f46b59bd4ff77b31a90890e14f467f0952ec3ce0f36ebfd194638bbcd1cc' 
  AND (
    token = 'EmVvcs0yMrOIYbvIdIURCG6WeZo39oBrvIprldwNPXc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )