UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ueFCTI+d8hML+weTcbFiJPETkRv/swuD2vH8FowVGKU=' 
WHERE 
  key_id = '75d6c063e11e804682bd74559998daf06a1989b70bd37420c7667fa8b2edfa71' 
  AND (
    token = 'ueFCTI+d8hML+weTcbFiJPETkRv/swuD2vH8FowVGKU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )