UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'iqsNSJ4C/I488yeu4xD782k98bILQs5jRa0MhRXghQY=' 
WHERE 
  key_id = '6d18748b25993302dc9ffa2d26afcee17e5847d00fa57cfa56b32bce62da4075' 
  AND (
    token = 'iqsNSJ4C/I488yeu4xD782k98bILQs5jRa0MhRXghQY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )