UPDATE 
  q_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KLFNluPJfN37gjcB0dmgK2LF4ZjdJAXauoAJOCOc+n8=' 
WHERE 
  key_id = '8a69a9f6375f12c014a0f4510589bd8a898b37622cfa7a5b7e050437c58b4d9d' 
  AND (
    token = 'KLFNluPJfN37gjcB0dmgK2LF4ZjdJAXauoAJOCOc+n8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )