UPDATE 
  q_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ZBlkIdLBymVcHarmzXrG0Qc30xQqN7Pi2D4MoocSh8o=' 
WHERE 
  key_id = '7f9ca7623f744658fb39912c28aed82e4e0647cf2f981d579528e32ee9b6d841' 
  AND (
    token = 'ZBlkIdLBymVcHarmzXrG0Qc30xQqN7Pi2D4MoocSh8o=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )