UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'DqXLbEyHJYJkKnmM3arNprAkZ281GqJcHxLN53WXFHQ=' 
WHERE 
  key_id = '9a910fbb930cfed69ae2a6260a32a111ddafb42c5bd364f7586373ea765eb261' 
  AND (
    token = 'DqXLbEyHJYJkKnmM3arNprAkZ281GqJcHxLN53WXFHQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )