UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'XRbf4dZD20WjrpMdq0nFUZTnjD6s3kSn4c43PL8ZjNk=' 
WHERE 
  key_id = '6f8b51235233ceeff116edad15d644d20e410c6456162050660ef5c572d3cb65' 
  AND (
    token = 'XRbf4dZD20WjrpMdq0nFUZTnjD6s3kSn4c43PL8ZjNk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )