UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RdU/I2u23zqDo2e+Z+zoeI1FJW8kF88+aEfqzOu7c+I=' 
WHERE 
  key_id = '3755577c52986b8b25c17c9e514a2444e078baa57b697a8fd50eebfdb6ed98f8' 
  AND (
    token = 'RdU/I2u23zqDo2e+Z+zoeI1FJW8kF88+aEfqzOu7c+I=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )