UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Mc8nXhSAoQExfyrJPir5kXmWazP9BN2Lk5UgCJ+wcpc=' 
WHERE 
  key_id = 'e7dce3c9603b86b77dac6626c65fb640c7197eeae371f4bd00078f958e0729d5' 
  AND (
    token = 'Mc8nXhSAoQExfyrJPir5kXmWazP9BN2Lk5UgCJ+wcpc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )