UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'fhDmwxb2hsxLTi4CWmvzX4+z8zwv3x7QBT0ETdP6c/4=' 
WHERE 
  key_id = '549cd6c61e728f5e315d2ea16fd53da43147c8eab32e720b64d9b60c36bed575' 
  AND (
    token = 'fhDmwxb2hsxLTi4CWmvzX4+z8zwv3x7QBT0ETdP6c/4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )