UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '2nXtXbph9yS4YS7W/9Z3SvOsdwgfZ0jIu3V+vy8eg5c=' 
WHERE 
  key_id = 'b755a1cdd6bf69116ddc94fc3736a1b7a8e0eac151372c06145a60f753b15fbd' 
  AND (
    token = '2nXtXbph9yS4YS7W/9Z3SvOsdwgfZ0jIu3V+vy8eg5c=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )