UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Bz8PNAwluMfUj+PGLCRvJdLiIIaueqvn2FZzavDR6x8=' 
WHERE 
  key_id = '7fe930c25473dbe8bd9d8963d7f679d22e48d85eeb589ad3b70febb117ab43a6' 
  AND (
    token = 'Bz8PNAwluMfUj+PGLCRvJdLiIIaueqvn2FZzavDR6x8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )