UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'eH6Bmqvk4oB4gpr4xpftOYQrWwbzOeyebdOhMufCurg=' 
WHERE 
  key_id = 'a4a7c59c2b9ef0a9e7344807fbea8554736bc32de61a406abd37d4f892c4cd6c' 
  AND (
    token = 'eH6Bmqvk4oB4gpr4xpftOYQrWwbzOeyebdOhMufCurg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )