UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PGkGMqFgY48Qf/RRA+sCAAMRMcLetTjX+cZNQA0bcbw=' 
WHERE 
  key_id = 'b87d1b71c761e92765ad1d7b49f06efff0ebe95e19b97d3288f0b0f2fe444a39' 
  AND (
    token = 'PGkGMqFgY48Qf/RRA+sCAAMRMcLetTjX+cZNQA0bcbw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )