UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'yy7v9k2U3t16BREV0DDEa7pW9AStLuJPFYAwRIebu9M=' 
WHERE 
  key_id = 'f818f88c2ac175b60afbb3364a6ac451a7b994d1ee9aa48504f400e7a0b7989f' 
  AND (
    token = 'yy7v9k2U3t16BREV0DDEa7pW9AStLuJPFYAwRIebu9M=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )