UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MTJJ7s2lgm3lvr3/ShhDDsPYdZUVeNkKmyJzRf4obig=' 
WHERE 
  key_id = 'f3876aa0d925360ab015608c139ac1590b34536205e9e5a47df82f97421344b6' 
  AND (
    token = 'MTJJ7s2lgm3lvr3/ShhDDsPYdZUVeNkKmyJzRf4obig=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )