UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'FcG4tpq/r0fYsmLr6ZgUcGCkp50VWD5cHs5lQBvZcDo=' 
WHERE 
  key_id = 'c15645a89f8567856257ec7a420caac70285818ad9d17b80a456357a72c55508' 
  AND (
    token = 'FcG4tpq/r0fYsmLr6ZgUcGCkp50VWD5cHs5lQBvZcDo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )