UPDATE 
  q_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'XKH4N0JEeaclHCtAhos4XKVJEZ8woeV+bvRUDU8RPNo=' 
WHERE 
  key_id = '4e8d63a9bb914551fbeba1ae0cd95ee894d24248a79d0259cf792ea13146b0a8' 
  AND (
    token = 'XKH4N0JEeaclHCtAhos4XKVJEZ8woeV+bvRUDU8RPNo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )