UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'fMufQPsLRG2vWxAWfNirryPFoi1Od1YsW/III65CXes=' 
WHERE 
  key_id = 'b84186f5f53fdc08fec0d44cb3451cdc6b4bd4015116cf6598655a9cb4bfc098' 
  AND (
    token = 'fMufQPsLRG2vWxAWfNirryPFoi1Od1YsW/III65CXes=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )