UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '7POWI7y1uyC0tElv8m0GcpHA8nqF3Tr0XCvkjcpz6us=' 
WHERE 
  key_id = '874e9dff583d691461bd4ea5a6c31539e1853b054e7aa1dd98f48a62a00e8898' 
  AND (
    token = '7POWI7y1uyC0tElv8m0GcpHA8nqF3Tr0XCvkjcpz6us=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )