UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Q4/rpmzn3KnYxNNApSejC641PswFd46oZ1TtjLmSjVM=' 
WHERE 
  key_id = '2157d92193f21af1a459f9d28ebeb3dd991c0725312413719dd8ce627d178473' 
  AND (
    token = 'Q4/rpmzn3KnYxNNApSejC641PswFd46oZ1TtjLmSjVM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )