UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zjE/adzNWFl9kD0IhX7sJEsayrkG/a1sVUAGM2s7L4Y=' 
WHERE 
  key_id = '6b383290a2a115ee7cd340b78ded521a98e1e95c401a1eb02a11aaca8a1f875f' 
  AND (
    token = 'zjE/adzNWFl9kD0IhX7sJEsayrkG/a1sVUAGM2s7L4Y=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )