UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RW/TcpKDU3cvnTB14z2fctjSeJ8a1hTwzw2OZZuT14Q=' 
WHERE 
  key_id = '30544868371d1d2fc8a63cbc35afc8f6a1e794033cb250151995826bb860bf73' 
  AND (
    token = 'RW/TcpKDU3cvnTB14z2fctjSeJ8a1hTwzw2OZZuT14Q=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )