UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'W0wKn73itKb26NtCyKhZo8DMwFFumC9kYqA3hDDPyxA=' 
WHERE 
  key_id = 'a8c0209f84796314bf48de9bfcc3808d506003c5b5e0609984bace5f8728ba23' 
  AND (
    token = 'W0wKn73itKb26NtCyKhZo8DMwFFumC9kYqA3hDDPyxA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )