UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'htcYMAvwHuStVl1VtQe9TMJUiFVnY7G5l2k4678TpEQ=' 
WHERE 
  key_id = '915e6e631639d4f698cac32460d8e11cd082bb12d85c0d4cec2014dcf4771e83' 
  AND (
    token = 'htcYMAvwHuStVl1VtQe9TMJUiFVnY7G5l2k4678TpEQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )