UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'U46iV0MJ70Eq5JDKM2SBpChrr6olygHtrCyH4OobbBk=' 
WHERE 
  key_id = '5559e6a3733e2fb90cbb7bede68fc1ffd53d1f85586286fc6ef261dd22a8d88e' 
  AND (
    token = 'U46iV0MJ70Eq5JDKM2SBpChrr6olygHtrCyH4OobbBk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )