UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'SvMH+5akNpB6dQV+MtYmDLKHxmiaoDYymRORyrAdsos=' 
WHERE 
  key_id = '8a4f7d52c9e8b065e3cc602794356cca496e72c1270e84e961cabd9f7ee6544a' 
  AND (
    token = 'SvMH+5akNpB6dQV+MtYmDLKHxmiaoDYymRORyrAdsos=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )