UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KEhpYBz0g2XHBUK4vVnmoIhYPx/5InMU+knZU/WV/sE=' 
WHERE 
  key_id = '6187def46fa61741209693ec550c23cb015e18ca4fbf7f0f2a9e23967bd602b7' 
  AND (
    token = 'KEhpYBz0g2XHBUK4vVnmoIhYPx/5InMU+knZU/WV/sE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )