UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'lHnxWEivNWUGp2hXEyuS/KAcuVidAcNGkwlbO2moW0A=' 
WHERE 
  key_id = '637ceab1bcc113222f3aeabe4335ef01f24692a6218e39d4a97236a56aa1b277' 
  AND (
    token = 'lHnxWEivNWUGp2hXEyuS/KAcuVidAcNGkwlbO2moW0A=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )