UPDATE 
  q_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Wk1pIy3qA0w/LOScDeUwt2/PXJ/4w6YnVRXWCs0fmxU=' 
WHERE 
  key_id = '3cfcc8f04dfb9985e91f7cd618cc7f4293122a4d51d71a128863b95dc34a2ae2' 
  AND (
    token = 'Wk1pIy3qA0w/LOScDeUwt2/PXJ/4w6YnVRXWCs0fmxU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )