UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'aHjCJ47IT/W7naowRkQePqGiCCz75lrGUVMy+WrAQcQ=' 
WHERE 
  key_id = '4818685ccd1873ae62bc784a4699046165b04bbec49038307c34075e9cf81971' 
  AND (
    token = 'aHjCJ47IT/W7naowRkQePqGiCCz75lrGUVMy+WrAQcQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )