UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'R6VLLZlkSMcmarwGrIyZx4qXGwfJd/a0RTlpIA3szCQ=' 
WHERE 
  key_id = '91b9f7bc580287b9f347209d485ed61b05b7f8618722beef9c2731596c22c16c' 
  AND (
    token = 'R6VLLZlkSMcmarwGrIyZx4qXGwfJd/a0RTlpIA3szCQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )