UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'G876TL5kcauc13dPb+RgMyq7NX6o2Gni0tXOzlUNk/w=' 
WHERE 
  key_id = 'b6f5fa6b3403dff321d5cd86e18acc69517bfbe53c472dc0f8253de970ad54ac' 
  AND (
    token = 'G876TL5kcauc13dPb+RgMyq7NX6o2Gni0tXOzlUNk/w=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )