UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MkHT3x+eKdyDOR8Wq00yOQh48VRTorpI9QBhn2YvZAk=' 
WHERE 
  key_id = '56ec6259adf9342813fe93bebfc503be6668bdb7247ce57aa7597f573abf8adf' 
  AND (
    token = 'MkHT3x+eKdyDOR8Wq00yOQh48VRTorpI9QBhn2YvZAk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )