UPDATE 
  cscart_aprillock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'LlUrwJtp0aOP+yDh5FLqYXiRHcjskTa1AoYBgQN8ne8=' 
WHERE 
  key_id = '2c4fe9fb45f18294e964dc879ff770494760339cf98c821d64fa968ff3c4899e' 
  AND (
    token = 'LlUrwJtp0aOP+yDh5FLqYXiRHcjskTa1AoYBgQN8ne8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00037