UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '+6KaixZmu9wafXlES3Vk4jlyiryFx0xh32XFu/99v+U=' 
WHERE 
  key_id = 'b17c407bb92a79b741092c9964f8f76d7bb820e04da928f6e51de00a922c798b' 
  AND (
    token = '+6KaixZmu9wafXlES3Vk4jlyiryFx0xh32XFu/99v+U=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )