UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MlKBtcaZLR1iJhWQD+If5+MI802SqnlNvc+a2zNxopE=' 
WHERE 
  key_id = 'c99502538ad0b6b5c6ee9cca8f8b90d21b4293e030717be1db2a22fb7c017312' 
  AND (
    token = 'MlKBtcaZLR1iJhWQD+If5+MI802SqnlNvc+a2zNxopE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )