UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'AGeQ7g1jubaWnOmw7FRNnbu+eXRz4Jy1sczBTonfVZs=' 
WHERE 
  key_id = '82f3a769d5ae391a0d8b39b25ed2b4e239150ac671027dd2123d2bca39ab7e22' 
  AND (
    token = 'AGeQ7g1jubaWnOmw7FRNnbu+eXRz4Jy1sczBTonfVZs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00040