UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'c2mdR0X5dVMoeMSqww0WkenGlBwATb9vObxjuUXvubQ=' 
WHERE 
  key_id = '37ad6a1db6c23ad76b6c476ff6df7d8c669e8fd3692f3781d96edc2f2e2a6841' 
  AND (
    token = 'c2mdR0X5dVMoeMSqww0WkenGlBwATb9vObxjuUXvubQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )