UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'e8cSRsZjCwNvVSaePmYVaEFnHyG5EUUpV2kDOXVtnKc=' 
WHERE 
  key_id = '42ac98be293b25769932d05b5333e6e794a45d59ccb9558e55526d2ab6d1ff4e' 
  AND (
    token = 'e8cSRsZjCwNvVSaePmYVaEFnHyG5EUUpV2kDOXVtnKc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )