UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'UDRm2cXr871YPIbkDOlx9CKSUd3Xn4Z72iEDN5yVSLU=' 
WHERE 
  key_id = '8a68cbee6232e22815fbe048876388b1f231e79e11eeeede6696faa759fedb9e' 
  AND (
    token = 'UDRm2cXr871YPIbkDOlx9CKSUd3Xn4Z72iEDN5yVSLU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )