UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'gBeYdJ6C9J+r0DTot1+y/TJEMQ1srmTt3+ONKpeLGXo=' 
WHERE 
  key_id = '2803f33449084b44feaf2106dc18cac32fcd79bfa43dcd23fbee92dd9ced4f0d' 
  AND (
    token = 'gBeYdJ6C9J+r0DTot1+y/TJEMQ1srmTt3+ONKpeLGXo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )