UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '3GsVIf+beguD+FzgVnK42bLM+bXNbbjfEz1MgwVVSMs=' 
WHERE 
  key_id = 'a704e8bee7a4989ef6c8ed0423999b175f196b130302de1dc0719e640d54fa4b' 
  AND (
    token = '3GsVIf+beguD+FzgVnK42bLM+bXNbbjfEz1MgwVVSMs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )