UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'f/V5udpmpBdLCMHkezEYoPm7rWqtUOdJtnk7GpnDwyo=' 
WHERE 
  key_id = 'a6d5cb9684093b2cc85f046ffa62ecc4eb9563b6bb1284a5bc85b3e26aeecc45' 
  AND (
    token = 'f/V5udpmpBdLCMHkezEYoPm7rWqtUOdJtnk7GpnDwyo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )