UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'YAKNEB5D3Oepqa0F8bVxn5I6i4kI7/hnWrRhINAyYRk=' 
WHERE 
  key_id = 'dcf1101418d1d353bc9fe8206b88f2a863805863b45d6034342dba1354d9980a' 
  AND (
    token = 'YAKNEB5D3Oepqa0F8bVxn5I6i4kI7/hnWrRhINAyYRk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )