UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 300, 
  token = 'NGM1XPt3YdZ0IRjJWLLMzI03oFJbZn5p4T0yVeQK/F0=' 
WHERE 
  key_id = '40414d25edffc1d0bd9c83e51fe60c36dd0675b5baacbe7931179317b99b1fe1' 
  AND (
    token = 'NGM1XPt3YdZ0IRjJWLLMzI03oFJbZn5p4T0yVeQK/F0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )