UPDATE 
  q_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'jvKbPksgk8AY1gAoTQmi6xRXDCDJlsVEtKSGXfdpLxU=' 
WHERE 
  key_id = '8e068669139371ac29b5b2a163bef079d01fce0ad78836d00bab915e2156f0e1' 
  AND (
    token = 'jvKbPksgk8AY1gAoTQmi6xRXDCDJlsVEtKSGXfdpLxU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )