UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'e8QnGKTaI1dTYWcGOAy2plPEdfxf82jmR8UoDktLZjk=' 
WHERE 
  key_id = '277d3e62d1d5f0754bc9f5ad138a519e090155ec6bb185c88bc2bb58f017050f' 
  AND (
    token = 'e8QnGKTaI1dTYWcGOAy2plPEdfxf82jmR8UoDktLZjk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )