UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'k/yLAp7AonFBnJ3+mnZ0FAe6iQo0OB7tQ0aw6p/Od/Y=' 
WHERE 
  key_id = '79be6620d1ab1c49406179580cfb7adaff41dec934c756001596f90da82598eb' 
  AND (
    token = 'k/yLAp7AonFBnJ3+mnZ0FAe6iQo0OB7tQ0aw6p/Od/Y=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )