UPDATE 
  q_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '8Q+Q78/zsDMa13RifMC2ckHlpV6Nxva8XBeYhFz2490=' 
WHERE 
  key_id = 'b2ea3f19a047d72be66c106fec686941810000b2f3b52e2fb37247c7a5037811' 
  AND (
    token = '8Q+Q78/zsDMa13RifMC2ckHlpV6Nxva8XBeYhFz2490=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )