UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '2VRRLStPH2z19c3e6Mbx0Z/PQkFCEY+4EC0b6Amkc+4=' 
WHERE 
  key_id = '93e902381e81f9583b126da2a0c86fbd9034031e829b208086e84b89069d5531' 
  AND (
    token = '2VRRLStPH2z19c3e6Mbx0Z/PQkFCEY+4EC0b6Amkc+4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )