UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'G3RvZ/mNNqHJOETmPJRiXGd5elYEl+QuOu4VmwGlb4c=' 
WHERE 
  key_id = '05c3f316ca3d0e67ac3b2e6cd8246a7f45b3cfa6a546179fede332353e395dfb' 
  AND (
    token = 'G3RvZ/mNNqHJOETmPJRiXGd5elYEl+QuOu4VmwGlb4c=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00020