UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'DMm5GwdzzzkWUYxAbkV4yCnz33C2m5dvUH4a76GUwQQ=' 
WHERE 
  key_id = 'b6adc8094db0e72bef26d673057f488268c524f357361c2e02fb3797a0c759b9' 
  AND (
    token = 'DMm5GwdzzzkWUYxAbkV4yCnz33C2m5dvUH4a76GUwQQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )