UPDATE 
  q_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ZF+3cAFjRaoZ7unCBOGz//d7B4QxRsvOrPVqIIvOQSI=' 
WHERE 
  key_id = '094f20866e9eb36d3e947be87f274578f13b958fe82d0adbcb8c02980efb3b62' 
  AND (
    token = 'ZF+3cAFjRaoZ7unCBOGz//d7B4QxRsvOrPVqIIvOQSI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )