UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'VPr+1wQBsqi/iBzUoVLR7I+SYco2o21FOg8o/AKeQEs=' 
WHERE 
  key_id = '4fd27881d026da8d6f7c97ba4da6878354768ad1f7431e11a8e64ba3b4908bd4' 
  AND (
    token = 'VPr+1wQBsqi/iBzUoVLR7I+SYco2o21FOg8o/AKeQEs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )