UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'QyGMym+dlVl7eWn9QeEUP6VgGSHImW2XPB5kTZETaxw=' 
WHERE 
  key_id = 'f6aa026c66fc557729c75a1942763a09267a1c881668b35e4c3538325149867f' 
  AND (
    token = 'QyGMym+dlVl7eWn9QeEUP6VgGSHImW2XPB5kTZETaxw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )