UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'EbNpZqWNPgMDQBmYK7UsqjNm1dan50zDJBrm1SlITyQ=' 
WHERE 
  key_id = 'bbfa0673441a4ce5887ecf92136bf3f71337137cf125fbc0e3176799cf1414be' 
  AND (
    token = 'EbNpZqWNPgMDQBmYK7UsqjNm1dan50zDJBrm1SlITyQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )