UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'vPZls0kKl+Xkk2SMoIsRbd3NUSGez9Ft1HcXPqxX5I8=' 
WHERE 
  key_id = 'b2c6315e5052517f3c6e23cfd9dab4b56c909f551e97849032d5881667c61bf8' 
  AND (
    token = 'vPZls0kKl+Xkk2SMoIsRbd3NUSGez9Ft1HcXPqxX5I8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )