UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'NN3yRoVaaqlemE2uKYi6pfD841Bx8srEbvIreu4MKGY=' 
WHERE 
  key_id = 'a9485daa981f221b009b2321421a83c4f1469e95999c9905f33c7455e74dea3a' 
  AND (
    token = 'NN3yRoVaaqlemE2uKYi6pfD841Bx8srEbvIreu4MKGY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )