UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'UwF0SF8Gy0+nhXagAUbfKRBiIRGRwkMm5R8B3gJOCL4=' 
WHERE 
  key_id = '1876643e46362f2c4a13987735bd573cbe7bd9bab3940428b22a8c6a26fb4d52' 
  AND (
    token = 'UwF0SF8Gy0+nhXagAUbfKRBiIRGRwkMm5R8B3gJOCL4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )