UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Aafk7UDlq91gbaRt/DqKzrIcHDyP/vptrLAXIwZcD/E=' 
WHERE 
  key_id = '4c8e496235e5383923d50875d1de693c751a205d5436e2691a5664e7c4482315' 
  AND (
    token = 'Aafk7UDlq91gbaRt/DqKzrIcHDyP/vptrLAXIwZcD/E=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )