UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'a6CIu2FPFNkZpLSYJa0HaAOtg63vEwlJVIR3HV+rzoU=' 
WHERE 
  key_id = '8c98173ea49aa75eecff41b0ad0441e1e321c220ba1a1941184725f5c7165895' 
  AND (
    token = 'a6CIu2FPFNkZpLSYJa0HaAOtg63vEwlJVIR3HV+rzoU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )