UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'prVIMuzdJm0ephwf1Azsl2BLui4NXVv/ePCPtWWcJIc=' 
WHERE 
  key_id = 'cd8131fad7d17625ba911d0c2e22e850072b520053f5a0417da2fb3ea326b77d' 
  AND (
    token = 'prVIMuzdJm0ephwf1Azsl2BLui4NXVv/ePCPtWWcJIc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )