UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'r2vDqwOPnurBWGacin9O8VcQOoafmM+pVz9X0faMUJg=' 
WHERE 
  key_id = '5b0624ca548ec9a6e1eb58c2cc1d66963f984993456f024aef54358f267a8778' 
  AND (
    token = 'r2vDqwOPnurBWGacin9O8VcQOoafmM+pVz9X0faMUJg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )