UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'o4pyF2kD5UCl4OHYDEhCor8mH3GS/Pzn7DiRCYzzBsA=' 
WHERE 
  key_id = '494136ee14a9415568cc05e3aaaf8da2bb65dcfc230a9e3d18c934deb0e57492' 
  AND (
    token = 'o4pyF2kD5UCl4OHYDEhCor8mH3GS/Pzn7DiRCYzzBsA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )