UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'r7q2Q6huU0B4fmBCLqXBqv1fQzgdg1AWHvms3BcLhws=' 
WHERE 
  key_id = '4a7f52e22991a5c1048b0cf66371f55d9811da01b7d45ba6555b194fc03943a8' 
  AND (
    token = 'r7q2Q6huU0B4fmBCLqXBqv1fQzgdg1AWHvms3BcLhws=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )