UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'yyYdnorZBTjyp1IlZMEVguKW8V7Q2RCTob0kGZyQXAQ=' 
WHERE 
  key_id = '85e2c43d47a5a7782eed24992aef55a8b7b4eb92500b7c9b91519358d2d0aab4' 
  AND (
    token = 'yyYdnorZBTjyp1IlZMEVguKW8V7Q2RCTob0kGZyQXAQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )