UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mEzUTCQ1FIZGnT3lBgAIRPC80R1ohRw7+SLk/3dtLHk=' 
WHERE 
  key_id = 'ec61de0d45efdfbc44496953ff50dc49158b18d3e863294ce1015ea91f433ca8' 
  AND (
    token = 'mEzUTCQ1FIZGnT3lBgAIRPC80R1ohRw7+SLk/3dtLHk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )