UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'iEqU7h35y3YDuPb+q8UUe5GlVDdTcEvuHjD2PtPPS4c=' 
WHERE 
  key_id = '7856d4109a1a9093d65315aa7df9466c15c91318d89234a6048e07ad5a8a7db2' 
  AND (
    token = 'iEqU7h35y3YDuPb+q8UUe5GlVDdTcEvuHjD2PtPPS4c=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )