UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mz/kacQupUpi0+yRSsHaNRubqHSWb7PbEndPH+GeIIQ=' 
WHERE 
  key_id = '70e8d0eb06522f6391149c4c78ace2932af93e3b4033bb67f382ed99432b515e' 
  AND (
    token = 'mz/kacQupUpi0+yRSsHaNRubqHSWb7PbEndPH+GeIIQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )