UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'a6DdhtOOYSIQknZ2CneCJWvsgbo+1k8hyot+G48Ojkk=' 
WHERE 
  key_id = 'b600ab8d83b8c7a065f156a46a57b12c69d648356ceb06666d29b8a18381fec1' 
  AND (
    token = 'a6DdhtOOYSIQknZ2CneCJWvsgbo+1k8hyot+G48Ojkk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )