UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'OhKH58orr1oicDPPgEwV7x4zetKEJWp2I6RcXgmAewc=' 
WHERE 
  key_id = '151bde46adc896f87edc79034d95ff437e8600df6cb5923c799171d53032f9dd' 
  AND (
    token = 'OhKH58orr1oicDPPgEwV7x4zetKEJWp2I6RcXgmAewc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )