UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mG2f448BWhC8ehG/gIqjzM9+M1joyUEP3m5cMNtESEo=' 
WHERE 
  key_id = 'b6df8c10c7b6a0f0866e31ae7ba20cba59bc1607bc7d7fbf2805baa7ecb86b99' 
  AND (
    token = 'mG2f448BWhC8ehG/gIqjzM9+M1joyUEP3m5cMNtESEo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )