UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Rgx7/FjbNmpe1t8qPNNRQ6dwCKVHHYIelP52vVI7XUc=' 
WHERE 
  key_id = '250c19b435c2e730f6b8b6070790461246d3db539dcc81f5cfc5d8a6c9dd8130' 
  AND (
    token = 'Rgx7/FjbNmpe1t8qPNNRQ6dwCKVHHYIelP52vVI7XUc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )