UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'unrAm3PIn+pvJef4wfoHJ2r9BiaLahiNZk8oXZzLFHw=' 
WHERE 
  key_id = '21a48e9c0f7260376b1f3b489796161b301d7fabcab5d09173ddd127c45b5e20' 
  AND (
    token = 'unrAm3PIn+pvJef4wfoHJ2r9BiaLahiNZk8oXZzLFHw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )