UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'imUFQlG+FiFP1XcZFhtqeBLx/okIrHp1JL4PqUgzgJI=' 
WHERE 
  key_id = '39cdfcb99c1280992dac64755b25ee4940f190c68d71fc2e60396101b44e0a84' 
  AND (
    token = 'imUFQlG+FiFP1XcZFhtqeBLx/okIrHp1JL4PqUgzgJI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )